US3735302A
(en )
1973-05-22
Electromagnet
US2441984A
(en )
1948-05-25
Electric circuit for electromagnets
JPS60218810A
(ja )
1985-11-01
内燃機関の点火コイル
GB1201229A
(en )
1970-08-05
Bistable electromagnetic relays
GB1493751A
(en )
1977-11-30
Electromagnetic relays
US3017546A
(en )
1962-01-16
Control device
US1724197A
(en )
1929-08-13
Vibratory regulator
GB819027A
(enrdf_load_stackoverflow )
US2381080A
(en )
1945-08-07
Electromagnetic relay
GB1002574A
(en )
1965-08-25
Polarised electromagnetic relays
GB132610A
(enrdf_load_stackoverflow )
GB1502529A
(en )
1978-03-01
Alternating current electro-magnet
GB427381A
(en )
1935-04-23
Improvements in or relating to combined electrical regulators and automatic cut-outs
GB983303A
(en )
1965-02-17
Electrical relays
JPH0112364Y2
(enrdf_load_stackoverflow )
1989-04-11
GB1139206A
(en )
1969-01-08
Polarised relay with sealed magnetic contacts
ES355400A1
(es )
1969-12-01
Perfeccionamientos en la construccion de reles electricos polarizados.
GB113150A
(en )
1918-02-14
Improvements in and relating to Electromagnetic Switches.
GB191023049A
(en )
1910-12-15
An Arrangement for Indicating the Existence of a Current in the Leads of Electrical Ignition Devices.
US2516790A
(en )
1950-07-25
Slow-acting quick-release relay
US2351730A
(en )
1944-06-20
Relay
GB112983A
(en )
1918-02-01
Improvements in and relating to Electromagnetic Switches.
GB1088771A
(en )
1967-10-25
Electromagnet
GB446135A
(en )
1936-04-24
Improvements in and relating to electromagnetic time element devices
GB569016A
(en )
1945-05-01
Improvements in electromagnetic devices