Assignee

SPERLING JAMES D

US·1 granted patent·43 citations·filing 1992–1992

Technology mixB25B1 F16B1 Y10S1

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0180US5269208ATamper-proof fastener and a driver tool thereforSPERLING JAMES D·Filed 1992·Granted Dec 14, 1993·43 cites·7 claims

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