CH306761A
(en )
1955-04-30
Electrical isolator.
DK76926C
(en )
1954-01-04
Method for producing an impregnating agent for impregnating insulating paper for cables and capacitors.
CH278736A
(en )
1951-10-31
Insulated electrical conductor and process for its manufacture.
CH284955A
(en )
1952-08-15
Key operated telegraph apparatus.
CH300169A
(en )
1954-07-15
Circuit for commissioning transformers.
SU76520A1
(en )
1948-11-30
The method of drying coated electrodes
DK72830C
(en )
1951-07-30
Method for manufacturing electric capacitors and device for such capacitors.
DK82384C
(en )
1957-03-25
Method for improving and maintaining the electrical properties of insulating oils.
DK78421C
(en )
1954-11-15
Coating agent for electrical insulation.
CH326802A
(en )
1957-12-31
Telegraph equipment
FI23939A
(en )
1949-09-10
Insulation board
DK65821C
(en )
1947-11-03
Insulation and building board.
DK81744C
(en )
1957-01-14
Insulation coating.
FR1081423A
(en )
1954-12-20
Cable, especially for damp rooms
AT180702B
(en )
1955-01-10
Insulating building board
DK75580C
(en )
1953-03-16
Method for manufacturing an electric capacitor.
GR14790B
(en )
1953-11-10
INSULATION AGAINST MOISTURE.
DK77490C
(en )
1954-05-03
Electrical winding capacitor.
DK63698C
(en )
1945-07-16
Impregnating or insulating compound for electrical devices, such as capacitors, cables and transformers.
DK74875C
(en )
1952-10-27
Method for mounting and insulating flat dry elements.
DK75831C
(en )
1953-05-11
Method for electrically cutting cables and the like of several core composite metal parts.
DK83263C
(en )
1957-08-12
Mixture for impregnating fibrous materials for insulating conductors in cables or capacitors.
DK80509C
(en )
1956-02-06
Method for manufacturing building boards under pressing.
DK80593C
(en )
1956-02-27
Installations for amplifying non-sinusoidal electric waves, preferably sawtooth-shaped waves.
DK78388C
(en )
1954-11-08
Apparatus for machines for making flagpoles and similar poles.