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CPC
H01H50/80
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H
ELECTRICITY
H01
Electric elements
H01H
ELECTRIC SWITCHES RELAYS SELECTORS EMERGENCY PROTECTIVE DEVICES
H01H50/00
Details of electromagnetic relays
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H01H50/80
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Patents Grants
last 30 patents
Information
Patent Grant
2546284
Patent number
2,546,284
Issue date
Mar 27, 1951
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
CPC
H01H50/80
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