DK85231C
(en )
1958-03-17
Coupling device for automatic reference for automatic telephone systems.
DK82766C
(en )
1957-04-29
Coupling device for automatic reference for automatic telephone systems.
DK86527C
(en )
1958-11-17
Device for automatic telecommunication systems.
FR1156270A
(en )
1958-05-14
Amplifier device for telephone system
CH349296A
(en )
1960-10-15
Automatic telegraph system
DK87756C
(en )
1959-08-31
Automatic telephone system.
DK85559C
(en )
1958-05-19
Coupling device for automatic PBX control panels.
DK103948C
(en )
1966-03-14
Automatic telecommunication system.
DK87335C
(en )
1959-05-25
Systems for automatic telephone exchanges.
DK89109C
(en )
1960-06-07
Amplifier for telephone systems.
DK85230C
(en )
1958-03-17
Separation or test list for telephone systems.
DK89798C
(en )
1960-10-03
Device for calculators for automatic division.
DK87778C
(en )
1959-08-31
Coupling device for automatic fire alarm systems.
AT197444B
(en )
1958-04-25
Amplifier device for telephone systems.
FR68680E
(en )
1958-06-09
Automatic telephone system
FR69075E
(en )
1958-09-22
Automatic telephone system
FR69765E
(en )
1958-12-30
Automatic telephone system
DK86825C
(en )
1959-02-02
Telephone system.
DK107952C
(en )
1967-07-24
Automatic telephone system.
DK107951C
(en )
1967-07-24
Automatic telephone system.
DK85332C
(en )
1958-04-08
Automatic telephone system.
DK91475C
(en )
1961-08-07
Automatic telephone system.
DK88276C
(en )
1959-12-14
Device for ventilation systems for residential houses.
DK86325C
(en )
1958-10-06
Device for loaders, in particular automatic loaders.
FR1298302A
(en )
1962-07-13
Connection device for private secondary automatic exchanges