Assignee

OPTELCOM INC

US·1 granted patent·65 citations·filing 1984–1984

Technology mixE21B1 H04B1

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1 record

0185US4547774AOptical communication system for drill hole loggingOPTELCOM INC·Filed 1984·Granted Oct 15, 1985·65 cites·14 claims

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