FR1578883A - - Google Patents

Info

Publication number: FR1578883A
Authority: FR; France
Legal status (The legal status 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 status listed.): Expired

Application number

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.)

1968-04-26

Filing date

1968-04-26

Publication date

1969-08-22

1968-04-26 Application filed filed Critical

1969-08-22 Application granted granted Critical

1969-08-22 Publication of FR1578883A publication Critical patent/FR1578883A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/0096—Trunk circuits

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Interface Circuits In Exchanges (AREA)
Telephonic Communication Services (AREA)

FR1578883D 1968-04-26 1968-04-26 Expired FR1578883A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR149583		1968-04-26

Publications (1)

Publication Number	Publication Date
FR1578883A true FR1578883A (fr)	1969-08-22

Family

ID=8649449

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1578883D Expired FR1578883A (fr)	1968-04-26	1968-04-26

Country Status (6)

Country	Link
AT (1)	AT299320B (fr)
DE (1)	DE1920299A1 (fr)
ES (1)	ES366462A1 (fr)
FR (1)	FR1578883A (fr)
GB (1)	GB1207467A (fr)
NL (1)	NL6906382A (fr)

1968
- 1968-04-26 FR FR1578883D patent/FR1578883A/fr not_active Expired
1969
- 1969-04-22 DE DE19691920299 patent/DE1920299A1/de active Pending
- 1969-04-22 AT AT386769A patent/AT299320B/de not_active IP Right Cessation
- 1969-04-23 GB GB2065769A patent/GB1207467A/en not_active Expired
- 1969-04-24 NL NL6906382A patent/NL6906382A/xx unknown
- 1969-04-25 ES ES366462A patent/ES366462A1/es not_active Expired

Also Published As

Publication number	Publication date
NL6906382A (fr)	1969-10-28
ES366462A1 (es)	1971-03-16
AT299320B (de)	1972-06-12
GB1207467A (en)	1970-10-07
DE1920299A1 (de)	1969-11-06

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Legal Events

Date	Code	Title	Description
1983-02-25	ST	Notification of lapse