FR849288A
(en )
1939-11-17
Improvements in radio-compasses
CH200799A
(en )
1938-10-31
Extensible electrical conductor.
DK60666C
(en )
1943-03-08
Conductor for Use in Telephone Cables with High Inductive Load and Procedure for Its Manufacture.
DK59274C
(en )
1941-12-08
Method for Manufacturing a Conductor for Use in Telephone Cables with High Inductive Load.
FR837211A
(en )
1939-02-06
Telephone handsets
FR838776A
(en )
1939-03-15
Advanced electrical insulators
DK58712C
(en )
1941-05-26
Electrical Wire with High Tensile Strength and Low Specific Resistance.
ES145667A1
(en )
1940-10-16
Telephone cable manufacturing procedure with high inductive load.
FR830738A
(en )
1938-08-08
Improvements in the manufacture of cables with concentric conductors
FR832273A
(en )
1938-09-23
Convertible telephone sets
DK57536C
(en )
1940-04-29
Transmission system with Load impedance.
DK54546C
(en )
1938-04-04
Selector Brush for Use in Telephone Systems.
FR800316A
(en )
1936-07-02
Improvement in shielded electrical conductors
ES146825A3
(en )
1941-03-01
Improvements in and related to iron manufacturing.
ES146814A3
(en )
1941-03-01
Improvements in and related to iron manufacturing.
FR825938A
(en )
1938-03-17
Improvement in telephone jacks
FR795600A
(en )
1936-03-17
Improvement in electrical contacts
FR886091A
(en )
1943-10-04
Capacity that can be compensated
DK60302C
(en )
1942-11-02
Insulation body for pipes and similar objects.
DK55160C
(en )
1938-09-05
Dust and waterproof Lynlaas.
DK57044C
(en )
1939-12-18
Procedure and Braiding Machine for Manufacturing Extensible Electrical Cables in Screw Form.
CA368056A
(en )
1937-08-10
Girdle and shorts
DK58424C
(en )
1941-02-17
Transformer output circuit for sawtooth-shaped alternating currents and with inductive-ohmic load.
ES134948A1
(en )
1934-08-16
Improvements in a construction process of extensible and shrinkable electrical conductors.
CH214505A
(en )
1941-04-30
Telephone.