using torsionally-vibrating member

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CPC
H01H50/80

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Parent Industries

HELECTRICITY H01Electric elements H01HELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES H01H50/00Details of electromagnetic relays

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H01H50/80using torsionally-vibrating member

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Patents Grantslast 30 patents

Information Patent Grant
2546284
- Patent number 2,546,284
- Issue date Mar 27, 1951
- H01 - BASIC ELECTRIC ELEMENTS