RO68904A - OPERATIONAL SCHEME FOR SPECIAL TELECOMMUNICATIONS CENTERS, TELEPHONE CENTERS, CENTRAL COMMANDS - Google Patents

OPERATIONAL SCHEME FOR SPECIAL TELECOMMUNICATIONS CENTERS, TELEPHONE CENTERS, CENTRAL COMMANDS

Info

Publication number: RO68904A
Authority: RO; Romania
Prior art keywords: centers; telephone; operational scheme; central commands; special telecommunications
Prior art date: 1969-03-12

Application number

RO7062705A

Other languages

French (fr)

Romanian (ro)

Inventor

Hartmut Geberhardt

Erik Hoffman

Dieter Voegtlen

Gerhard Wegmann

Original Assignee

Siemens Ag,De

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1969-03-12

Filing date

1970-03-10

Publication date

1982-05-10

1969-03-12 Priority claimed from DE19691912610 external-priority patent/DE1912610C/en

1970-03-10 Application filed by Siemens Ag,De filed Critical Siemens Ag,De

1982-05-10 Publication of RO68904A publication Critical patent/RO68904A/en

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Telephonic Communication Services (AREA)
Exchange Systems With Centralized Control (AREA)
Sub-Exchange Stations And Push- Button Telephones (AREA)
Data Exchanges In Wide-Area Networks (AREA)

RO7062705A 1969-03-12 1970-03-10 OPERATIONAL SCHEME FOR SPECIAL TELECOMMUNICATIONS CENTERS, TELEPHONE CENTERS, CENTRAL COMMANDS RO68904A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19691912610 DE1912610C (en)		1969-03-12	Circuit arrangement for centrally controlled telecommunication switching systems, in particular telephone switching systems, with backflow lines

Publications (1)

Publication Number	Publication Date
RO68904A true RO68904A (en)	1982-05-10

Family

ID=5727915

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
RO7062705A RO68904A (en)	1969-03-12	1970-03-10	OPERATIONAL SCHEME FOR SPECIAL TELECOMMUNICATIONS CENTERS, TELEPHONE CENTERS, CENTRAL COMMANDS

Country Status (13)

Country	Link
AT (1)	AT304649B (en)
BE (1)	BE747257A (en)
BR (1)	BR7017426D0 (en)
CH (1)	CH505521A (en)
CS (1)	CS180563B2 (en)
FR (1)	FR2037879A5 (en)
GB (1)	GB1252552A (en)
HU (1)	HU166635B (en)
LU (1)	LU60495A1 (en)
NL (1)	NL163937C (en)
PL (1)	PL80467B1 (en)
RO (1)	RO68904A (en)
YU (1)	YU33685B (en)

1970
- 1970-01-15 GB GB1252552D patent/GB1252552A/en not_active Expired
- 1970-03-02 NL NL7002940A patent/NL163937C/en not_active IP Right Cessation
- 1970-03-06 CH CH331070A patent/CH505521A/en not_active IP Right Cessation
- 1970-03-07 PL PL13925170A patent/PL80467B1/pl unknown
- 1970-03-09 YU YU56870A patent/YU33685B/en unknown
- 1970-03-10 RO RO7062705A patent/RO68904A/en unknown
- 1970-03-10 AT AT224070A patent/AT304649B/en not_active IP Right Cessation
- 1970-03-10 LU LU60495D patent/LU60495A1/xx unknown
- 1970-03-10 FR FR7008510A patent/FR2037879A5/fr not_active Expired
- 1970-03-11 CS CS162470A patent/CS180563B2/en unknown
- 1970-03-12 BE BE747257D patent/BE747257A/en not_active IP Right Cessation
- 1970-03-12 HU HUSI001160 patent/HU166635B/hu unknown
- 1970-03-12 BR BR21742670A patent/BR7017426D0/en unknown

Also Published As

Publication number	Publication date
FR2037879A5 (en)	1970-12-31
YU56870A (en)	1977-06-30
NL163937B (en)	1980-05-16
LU60495A1 (en)	1970-05-11
NL7002940A (en)	1970-09-15
BE747257A (en)	1970-09-14
SU437318A3 (en)	1974-07-25
BR7017426D0 (en)	1973-01-09
DE1912610A1 (en)	1970-09-17
YU33685B (en)	1977-12-31
GB1252552A (en)	1971-11-10
PL80467B1 (en)	1975-08-30
CH505521A (en)	1971-03-31
CS180563B2 (en)	1978-01-31
AT304649B (en)	1973-01-10
DE1912610B2 (en)	1971-10-28
NL163937C (en)	1980-10-15
HU166635B (en)	1975-04-28

Similar Documents

Publication	Publication Date	Title
BE753939R (en)	1971-01-27	TELECOMMUNICATIONS SYSTEM, (UIT. J.H. MCNEILLY AND R.
NO136482C (en)	1977-09-07	DATA COMMUNICATION SYSTEM.
DK147988C (en)	1985-06-24	BENEFITS TO TELECOMMUNICATIONS SYSTEMS, ISSAR TELEPHONIC SYSTEMS
NL170215C (en)	1982-10-01	TELEPHONE SYSTEM WITH KEYPADS.
FI46178C (en)	1973-01-10	Method for preparing bleomycin antibiotics.
NL165762C (en)	1981-05-15	PROCESS FOR PREPARING ENTPOLYMERS.
NL149671B (en)	1976-05-17	RADIO TELEPHONY SYSTEM WITH SOME STATIONS CORRESPONDING TO EACH OTHER.
OA03670A (en)	1971-12-24	Telecommunications antennas.
NL162810B (en)	1980-01-15	TELECOMMUNICATIONS NETWORK.
NL179531C (en)	1986-09-16	TIME MULTIPLEX CONNECTION NETWORK.
NL7415585A (en)	1975-06-10	TELEPHONE SET.
CH580372A5 (en)	1976-09-30	telephone exchange system
NL170481B (en)	1982-06-01	TELECOMMUNICATIONS NETWORK.
BG19214A3 (en)	1975-04-30	MACHINE FOR TELECOMMUNICATIONS, ESPECIALLY FOR TELEPHONE EXCHANGE
RO68904A (en)	1982-05-10	OPERATIONAL SCHEME FOR SPECIAL TELECOMMUNICATIONS CENTERS, TELEPHONE CENTERS, CENTRAL COMMANDS
NL177547C (en)	1985-10-01	TELEPHONE SYSTEM.
NL7412233A (en)	1975-03-20	DISTRIBUTION CABINET.
NL166164C (en)	1981-06-15	CHANGE NETWORK.
BE745195A (en)	1970-07-30	OSCILLATORKETEN, (UIT. G. THYSSENS)
NL7410772A (en)	1975-02-18	TELEPHONE SET.
NL173395C (en)	1984-01-16	PROCESS FOR PREPARING ALFA-BENZYLACRYLONITRILS.
CH543842A (en)	1973-10-31	Telecommunication exchange
BE748350A (en)	1970-10-02	TELECOMMUNICATIONS SYSTEM
NL157772B (en)	1978-08-15	TELECOMMUNICATIONS CONNECTION SCHEME, IN PARTICULAR TELEPHONE CONNECTION SYSTEM.
NL166167C (en)	1981-06-15	TELEPHONE CONNECTION SYSTEM.