AT375231B
(en )
1984-07-10
INTERFACE DEVICE, ESPECIALLY SUBSCRIBER CIRCUIT FOR TELEPHONE SYSTEMS
NL190828C
(en )
1994-09-01
Digital communication switching system.
NL189487C
(en )
1993-04-16
TELECOMMUNICATIONS SWITCHING SYSTEM.
NL7900799A
(en )
1979-08-03
TELEPHONE SWITCHING SYSTEM WITH TIME DIVIDING.
NL176823C
(en )
1985-06-03
RADIO TELEPHONE SYSTEM.
IT7920591A0
(en )
1979-02-27
CONNECTION BLOCKS FOR TELEPHONE SYSTEMS.
AT371963B
(en )
1983-08-25
CIRCUIT ARRANGEMENT FOR A TELEPHONE SYSTEM
IT1076530B
(en )
1985-04-27
CIRCUIT PROVISION FOR TELECOMMUNICATIONS SWITCHING SYSTEMS, SPECIES TELEPHONE SWITCHING SYSTEMS WITH SEARCHERS FOR RECEIVING INFORMATION
ATE940T1
(en )
1982-05-15
MICROPHONE AMPLIFIERS, PARTICULARLY FOR TELEPHONE EQUIPMENT.
IT7825006A0
(en )
1978-06-27
TELEPHONE. SWITCHING SEGMENT FOR SWITCHING SYSTEMS
ATA363178A
(en )
1981-08-15
CIRCUIT ARRANGEMENT FOR TELEPHONE SUBSCRIBE SYSTEMS, ESPECIALLY TELEPHONE EXTENSION SYSTEMS
ATA934078A
(en )
1984-05-15
CIRCUIT ARRANGEMENT FOR TELEPHONE SWITCHING SYSTEMS, ESPECIALLY TELEPHONE EXTENSION SYSTEMS
AT345901B
(en )
1978-10-10
CIRCUIT ARRANGEMENT FOR REMOTE COMMUNICATION SYSTEMS, IN PARTICULAR TELEPHONE SWITCHING SYSTEMS
AT380601B
(en )
1986-06-25
CIRCUIT ARRANGEMENT FOR CENTRALLY CONTROLLED TELEPHONE SWITCHING SYSTEMS, IN PARTICULAR TELEPHONE EXTENSION PLANTS WITH SWITCHING SPACE
AT377877B
(en )
1985-05-10
CIRCUIT ARRANGEMENT FOR TELECOMMUNICATION SWITCHING SYSTEMS, ESPECIALLY TELEPHONE EXTENSION SYSTEMS
AT358635B
(en )
1980-09-25
CIRCUIT ARRANGEMENT, ESPECIALLY WITH TELEPHONE SWITCHING SYSTEMS
DE3584821D1
(en )
1992-01-16
CIRCUIT ARRANGEMENT FOR TELEPHONE NETWORKS.
AT376521B
(en )
1984-11-26
CIRCUIT BREAKERS, ESPECIALLY FOR TELECOMMUNICATION CIRCUITS
AT350640B
(en )
1979-06-11
CIRCUIT ARRANGEMENT FOR THE CONTROL DEVICE OF A SWITCHING SYSTEM, IN PARTICULAR TELECOMMUNICATION SYSTEM
AT381197B
(en )
1986-09-10
SWITCH LOCK, ESPECIALLY FOR TELEPHONES
AT375518B
(en )
1984-08-10
CIRCUIT ARRANGEMENT FOR CENTRALLY CONTROLLED TELECOMMUNICATION SYSTEMS, ESPECIALLY TELECOMMUNICATION SYSTEMS
AT381424B
(en )
1986-10-10
SWITCHING DEVICE FOR INTERCOM SYSTEMS, ESPECIALLY SUBSCRIBER STATIONS
AT356746B
(en )
1980-05-27
CIRCUIT BREAKERS, ESPECIALLY FOR TELECOMMUNICATION CIRCUITS
ATA37277A
(en )
1979-05-15
CIRCUIT ARRANGEMENT FOR SPEED DIALING IN A CENTRALLY CONTROLLED REMOTE COMMUNICATION SYSTEM, IN PARTICULAR IN A PRICE-CONTROLLED EXTENSION SYSTEM
ATA665178A
(en )
1981-07-15
CONNECTING TERMINAL, ESPECIALLY FOR INSTALLATION DEVICES