CH77473A
(en )
1918-04-16
Voltage electromagnet with magnetic shunt for Ferraris gauges
CH49624A
(en )
1911-03-01
Voltage electromagnet with magnetic shunt for Ferraris gauges
CH66242A
(en )
1914-08-17
Voltage electromagnet for Ferraris meters
CH49625A
(en )
1911-03-01
Watt-hour meter for direct current
CH58238A
(en )
1913-03-01
Alternating current meter with three-legged magnetic iron
CH44544A
(en )
1909-08-16
Shunt electromagnet for electricity meters based on the Ferrarian principle
CH34629A
(en )
1906-05-15
Magnet for electrical measuring devices
CH49483A
(en )
1911-02-16
Magnetic electric generator
CH74678A
(en )
1917-04-02
Laminated iron core for magnetic circles
CH68534A
(en )
1915-04-01
Magnetic jig
CH49620A
(en )
1911-03-01
Fare indicator
CH37065A
(en )
1907-04-15
Coil for electrical purposes
FR475219A
(en )
1915-04-26
Aperiodic galvanometer without magnet
CH73140A
(en )
1916-08-16
Bushing insulator for high voltage lines
CH54797A
(en )
1912-06-17
Light indicators for doors
CH45555A
(en )
1909-12-01
Main current motor for alternating current with auxiliary fields
CH47680A
(en )
1910-07-16
Dual tariff facility
CH67515A
(en )
1914-12-16
Switching method for rail brake magnets
DK21370C
(en )
1916-07-24
DC measuring instrument with iron in the current field.
CH61012A
(en )
1913-09-01
Disc armature for direct current meters
CH68516A
(en )
1915-03-16
Watt hour indicator magnetic motor meter
CH77264A
(en )
1918-03-16
Current indicator for high voltage systems
FR456938A
(en )
1913-09-08
electromagnet excited by alternating current
CH66811A
(en )
1914-10-16
Bushing insulator for high voltage
FR12125E
(en )
1910-07-20
New contactor