FR846228A
(en )
1939-09-12
Insulated electrical conductors
CH200797A
(en )
1938-10-31
High voltage electric power cable.
FR861703A
(en )
1941-02-15
Electric conductors
DK60139C
(en )
1942-09-14
Electrical High Power Cable and Method of Manufacturing It.
FR838776A
(en )
1939-03-15
Advanced electrical insulators
DK57835C
(en )
1940-07-29
Electrical cable with concentric conductors and method of manufacture.
FR855780A
(en )
1940-05-20
Insulated electrical conductors and method of manufacture
CH208627A
(en )
1940-02-15
High voltage electrical apparatus.
DK58272C
(en )
1940-12-23
Concentric Shaft Set for Electrical Control Devices and Method of Manufacturing.
DK82384C
(en )
1957-03-25
Method for improving and maintaining the electrical properties of insulating oils.
DK65361C
(en )
1947-01-27
Concentric High Frequency Power Cable and Method of Manufacturing a Dielectric for the Cable.
FR847964A
(en )
1939-10-19
Electrical insulating substances
DK58389C
(en )
1941-02-03
Method and Machine for Manufacturing a Uniformly Twisted Cord of Electrical Conductors.
DK39507C
(en )
1928-11-19
High Voltage Cable and Procedure for Its Manufacture.
DK71099C
(en )
1950-06-06
Electric detonator and method of its manufacture.
DK60667C
(en )
1943-03-08
Procedure for Manufacturing an Electric Power Cable.
DK57783C
(en )
1940-07-15
High-frequency conductor, in particular Inner conductor for concentric High-frequency cables, and Procedure for its manufacture.
DK51485C
(en )
1936-04-06
Electrical Discharge Pipe and Procedure for Its Manufacture.
FR846084A
(en )
1939-09-08
Insulated electrical conductor and method for its manufacture
DK58666C
(en )
1941-05-12
Electrical Discharge Pipe and Procedure for its Manufacture.
CH213664A
(en )
1941-02-28
High voltage electrical cable.
DK58967C
(en )
1941-08-25
Electrical Imaging Tube and Method for Manufacturing Its Retinal Electrode.
CA395977A
(en )
1941-04-22
Conductor insulating method
FR835791A
(en )
1938-12-30
Insulating and self-adjusting concrete block
DK46796C
(en )
1933-01-23
Electrical Cable Installation and Procedure for its Manufacture.