DK45975C
(en )
1932-07-25
Device for Controlling Circuits in Telephone Systems.
CH167967A
(en )
1934-03-15
Installation in automatic telephone systems.
DK40360C
(en )
1929-06-24
Device for Controlling Automatic Selectors in Telephone Systems.
DK46505C
(en )
1932-11-21
Device for Operating Telephone Interconnection Centers.
DK49729C
(en )
1935-01-02
Coupling device for controlling circuits.
DK47514C
(en )
1933-07-03
Coupling device for controlling ATMs for Telephones.
CH153049A
(en )
1932-02-29
Circuit arrangement in telephone systems.
DK45984C
(en )
1932-07-25
Circuit arrangement for fully or semi-automatic Telephone Systems.
DK46218C
(en )
1932-09-19
Circuit arrangement for fully or semi-automatic Telephone Systems.
DK45164C
(en )
1932-02-01
Circuit arrangement for fully or semi-automatic Telephone Systems.
DK45641C
(en )
1932-05-09
Circuit arrangement for fully or semi-automatic Telephone Systems.
DK47425C
(en )
1933-06-12
Circuit arrangement for fully or semi-automatic Telephone Systems.
DK46207C
(en )
1932-09-19
Device for Viewing Films.
DK45907C
(en )
1932-07-11
Circuit arrangement for fully and semi-automatic Telephone Systems.
DK45536C
(en )
1932-04-18
Device for Managing Motion.
DK47955C
(en )
1933-10-30
Device for Automatic Telephone Systems with Registers.
DK47989C
(en )
1933-11-06
Automatic Telephone System.
DK46188C
(en )
1932-09-12
Liquid Diversion Device.
DK45217C
(en )
1932-02-08
Circuit arrangement for an automatic telephone system.
DK48159C
(en )
1933-12-18
Device for Teletype Connections over Telephone Centers.
DK47614C
(en )
1933-08-07
Device for controlling arbitrary devices by electrical means.
DK48158C
(en )
1933-12-18
Telephone system with Teletypewriter devices.
CH153048A
(en )
1932-02-29
Circuit arrangement in telephone systems.
DK47359C
(en )
1933-05-22
Anordning til Ordning af Lynlaasled.
DK45845C
(en )
1932-06-27
Skraatobaksæske til Afklipning af Skraaen.