H
ELECTRICITY
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H01
ELECTRIC ELEMENTS
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H01H
ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
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H01H50/00
Details of electromagnetic relays
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H01H50/16
Magnetic circuit arrangements
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H01H50/18
Movable parts of magnetic circuits, e.g. armature
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H01H50/24
Parts rotatable or rockable outside coil
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