DK53691C
(en )
1937-10-04
Coupling device at the base of the automatic firearm.
DK53758C
(en )
1937-10-25
Coupling device for Telephone systems with Main and Sub-exchanges.
CH182808A
(en )
1936-02-29
Cooling device.
CH234264A
(en )
1944-09-15
Telephone system.
DK51854C
(en )
1936-07-06
Device at Slagkværne.
DK57656C
(en )
1940-06-03
Coupling device at Telephone system.
DK60316C
(en )
1942-11-09
Connecting device for Telephone systems with Main and Sub-exchanges.
DK59364C
(en )
1942-01-05
Connecting device for Telephone systems with Main and Sub-exchanges.
DK59184C
(en )
1941-11-10
Connecting device for Telephone systems with Main and Sub-exchanges.
DK51325C
(en )
1936-02-24
Pipe.
DK50345C
(en )
1935-06-17
Coupling device for automatic Telephone systems.
DK49216C
(en )
1934-09-03
Coupling device for Telephone systems with Common lines.
DK54647C
(en )
1938-04-25
Telephone system.
DK56190C
(en )
1939-05-22
Coupling device for Telephone systems with Two-part lines.
ES130583A1
(en )
1933-07-01
Procedure and verification device for technical installations.
DK52465C
(en )
1936-12-21
Pipe coupling.
DK56151C
(en )
1939-05-08
Pipe coupling.
DK53294C
(en )
1937-07-12
Telephone system with Selector operation.
DK53478C
(en )
1937-08-23
Telephone system with Selector operation.
DK53152C
(en )
1937-05-31
Device at Kreaturstalde.
DK58124C
(en )
1940-11-04
Fully or semi-automatic Telephone System.
DK52326C
(en )
1936-10-19
Telephone set.
DK50510C
(en )
1935-08-05
Coupling device for automatic Telephone systems.
DK49578C
(en )
1934-11-26
Coupling device for automatic Telephone systems.
DK50376C
(en )
1935-07-01
Coupling device for automatic Telephone systems.