FR485685A
(en )
1918-01-29
Posts for electrical installations
FR440056A
(en )
1912-07-01
Insulator for electrical conductors
FR513325A
(en )
1921-02-12
Insulator for electrical conduits
CH70201A
(en )
1915-09-01
Electrical distribution installation
FR499019A
(en )
1920-01-29
Protection device for electrical installations
CH74277A
(en )
1917-06-16
Protection device for electrical installations
DK18728C
(en )
1914-04-20
Protective device for electrical wires.
CH65007A
(en )
1914-05-16
Connection device for single insulators
DK24324C
(en )
1919-03-31
Insulation device for electrical conductors.
CH73033A
(en )
1916-08-01
Power limiters for electrical systems
CH70040A
(en )
1916-01-03
Protection device for electrical installations
ES59310A1
(en )
1914-12-16
Verification installation for the different conductors of an electrical conduit network divided into sections.
CH57140A
(en )
1912-12-16
Electrical pipe cable
CH58508A
(en )
1913-03-17
Pipe stand entry for electrical cables
DK20157C
(en )
1915-05-10
Tape insulation for electrical wires.
FR487580A
(en )
1918-07-12
Device for the refrigeration of shrink-wrapped collectors of electric dynamos
CH72550A
(en )
1916-06-02
Electrical converter
CH54920A
(en )
1912-07-16
Elbow for insulating pipes of electrical cables
CH71621A
(en )
1916-02-01
Electric cable-shaped conductor for overhead lines
FR479875A
(en )
1916-05-19
Wire clamps for electrical conductors
CH76020A
(en )
1917-10-16
Two-piece connector for electrical insulation pipes that meet at an angle
CH59507A
(en )
1913-05-16
Insulating clamp for electrical lines
AT82874B
(en )
1921-02-25
Protection device for electrical lines.
CH66934A
(en )
1914-10-16
Termination box for tubular wires and insulating pipes
AT63592B
(en )
1914-02-25
Protection circuit for electrical systems.