Assignee

TRANS COMM MFG INC

1 granted patent·10 citations·filing 1975–1975

Technology mixH04B1 Y10S1

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1 record

0145US3973202APortable electronic system for use with a direct current source having a ground of either positive or negative polarityTRANS COMM MFG INC·Filed 1975·Granted Aug 3, 1976·10 cites·10 claims

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