CH23491A
(en )
1902-08-15
Electrical control device on mechanically operated elevators
CH22117A
(en )
1901-12-15
Electrical control on electrically operated elevators
FR328742A
(en )
1903-07-18
Electrically operated brake for electric elevators
CH28676A
(en )
1904-05-31
Electrical switching device
ES28202A1
(en )
1901-09-16
An electrical current limiting device.
ES28573A1
(en )
1901-11-16
An electrical current limiting device.
CH22028A
(en )
1901-11-30
Starting device for electrically operated elevators
DK5689C
(en )
1903-06-02
Device for electrical control devices.
CH21396A
(en )
1901-07-15
Button control on electrically operated elevators
CH30632A
(en )
1905-01-15
Push button control on electric elevators
CH28952A
(en )
1904-06-30
Electrically operated elevator winch
DK4419C
(en )
1901-12-02
Control for Floor Switches for Electric Elevators.
ES27419A1
(en )
1901-04-16
An electrical current switch device.
CH20950A
(en )
1901-04-30
Electric alarm device on clocks
CH23142A
(en )
1902-06-15
Electrical distribution system
CH23405A
(en )
1902-07-31
Electrical distribution system
CH24932A
(en )
1903-03-15
Electromechanical control on electrically operated elevators
CH33386A
(en )
1905-11-30
Safety device on electrically operated elevators
DK5757C
(en )
1903-06-22
Device for Control Devices for Electric Compressor Motors.
CA93684A
(en )
1905-06-13
Electrical device for hydro-extractors
CH29883A
(en )
1904-10-15
Connection device for electrical cables
DK4251C
(en )
1901-10-14
Device by Conductors for electric incandescent lamps.
CA83837A
(en )
1903-11-10
Electrical smelting apparatus
CH29175A
(en )
1904-07-31
Target with electrical display device
CH27222A
(en )
1903-12-15
Electrical line