CH36522A
(en )
1907-01-31
Device for measuring electrical currents by electrolysis
CH44385A
(en )
1909-08-02
Device for suspending electrical measuring devices
FR366431A
(en )
1906-10-04
Improvements in electrical measuring instruments
FR367983A
(en )
1906-11-14
Advanced training in electrical measuring instruments
CH35992A
(en )
1906-11-15
Electrical resistance apparatus
CH34629A
(en )
1906-05-15
Magnet for electrical measuring devices
CH29699A
(en )
1904-09-15
Device for attaching the tails to folders
FR363699A
(en )
1906-08-06
Improvements to electric meters
CH30258A
(en )
1904-11-30
Device on insulators for attaching lead wires
CH36136A
(en )
1907-02-28
Device for preventing the pollution of buildings by birds
CH44303A
(en )
1909-08-02
Device on vehicles for generating an electrical current
CH37134A
(en )
1907-04-30
Electrical device for target practice
CH36102A
(en )
1907-02-15
Connection device for electrical lines
FR378050A
(en )
1907-09-21
Electric current amplifier device
CH33043A
(en )
1905-10-15
Device for transmitting the image of an object by means of electrical current pulses
FR363737A
(en )
1906-08-07
Improvements to electric meters
FR6857E
(en )
1907-03-20
Improvements to electric meters
FR6969E
(en )
1907-04-16
Improvements to electric meters
FR7148E
(en )
1907-05-23
Improvements to electric meters
CH41666A
(en )
1908-11-16
Device for drawing current from collectors of electrical machines
CH42161A
(en )
1909-01-02
Device for attaching wooden handles to equipment
CH43338A
(en )
1909-05-01
Electrical device on vehicles for measuring speeds using direct current
FR368231A
(en )
1906-11-22
Method for measuring electrical resistances
CH37139A
(en )
1907-04-30
Registering electricity meter
CH37634A
(en )
1907-07-15
Device for the calibration of electrical measuring instruments by means of self-regulating load resistances