CH360709A
(en )
1962-03-15
Automatic telecommunications office
DK89645C
(en )
1960-09-05
Coupling to inquiry calls at private automatic telephone exchanges.
DK95487C
(en )
1963-03-04
Coupling to electric discharge pipes.
DK103571C
(en )
1966-01-24
Coupling at automatic subscriber exchanges.
CH343462A
(en )
1959-12-31
Telephone subscriber set
DK92550C
(en )
1962-01-15
Coupling at private automatic exchanges.
DK100060C
(en )
1964-10-19
Connection to an automatic telephone exchange.
FR884258A
(en )
1943-08-09
Telephone call dial
DK77276C
(en )
1954-03-22
Coupling to automatic telephone exchanges for sending out automatically repeated ringtones.
DK77899C
(en )
1954-08-02
Device at automatic telephone exchanges for call billing.
FR1170270A
(en )
1959-01-13
Assembly for characterizing coupling points in telecommunications installations, in particular telephone installations
FI36118A
(en )
1966-08-10
Telephony connection for telephone exchanges, special telephone exchanges, for connection to telephone exchanges
BE563381A
(en )
1960-06-17
Automatic telecommunication exchange
FR1142075A
(en )
1957-09-13
phone earpiece
DK80356C
(en )
1956-01-02
Coupling device to prevent accidental calls.
CA534838A
(en )
1956-12-25
Automatic telephone exchanges
DK88070C
(en )
1959-11-02
Fork coupling for two-wire telecommunication systems.
IE16705L
(en )
1945-01-08
Private automatic telephone exchanges.
DK81138C
(en )
1956-06-18
Coupling to telephone system.
ES53906Y
(en )
1956-10-16
Automatic phone number dialer
AT206020B
(en )
1959-11-10
Electronic telephone dialing system
DK88789C
(en )
1960-04-04
Device for telephones of the standing microphone type.
DK92258C
(en )
1961-11-27
Coupling to automatic telephone systems.
DK58167C
(en )
1940-11-18
Telephone system with Dispatch Space for Call Listing.
DK88547C
(en )
1960-02-15
Device for loaders for threshers.