CH27590A
(en )
1904-01-31
Lightning rod for electrical power systems
CH28445A
(en )
1904-04-30
Lightning protection device for electrical lines
CH30001A
(en )
1904-10-31
Terminal for electrical lines
CH29103A
(en )
1904-07-15
Mast for electric cables
AT23346B
(en )
1906-03-10
Electrodes for electrical collectors.
CH27740A
(en )
1904-02-15
Insulator for conductor systems
CH29525A
(en )
1904-08-31
Connection conductor for rail ends to return the electrical current
CH32838A
(en )
1905-09-15
Wire link for electrical high and low current lines
CH40255A
(en )
1908-06-16
Insulator for electric lines
FR332773A
(en )
1903-11-06
Current breaker insulator
CH31492A
(en )
1905-04-15
Insulating body for high voltage conductors
CH29883A
(en )
1904-10-15
Connection device for electrical cables
CH34629A
(en )
1906-05-15
Magnet for electrical measuring devices
FR2538E
(en )
1904-05-06
Electrical distribution
FR333359A
(en )
1903-11-23
Electrical distribution
CH25200A
(en )
1903-04-15
Support for electrical collectors
CH32214A
(en )
1905-07-31
Fuse for electrical lines
CH32361A
(en )
1905-07-15
Surge protection for electrical lines
CH28676A
(en )
1904-05-31
Electrical switching device
CH27226A
(en )
1904-03-15
Electric switch for light lines
FR342458A
(en )
1904-09-08
Electrical insulators
CH23232A
(en )
1902-06-15
Improved electrical power distribution system
CH37694A
(en )
1907-07-15
High-voltage line insulator for electric railways
CH25814A
(en )
1903-06-30
Switches for electrical currents
CH40104A
(en )
1908-06-01
High voltage insulator with an insulating protective cover for the power wire