All Patents in class 254/236


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All Patents in class 254/236
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
5,611,521	Mar. 18, 1997	F.W. Randle, D.D. Grover	Power Drive for Cable Tightener
5,911,409	Jun. 15, 1999	D.D. Grover	Barge Ratchet Driver with Reaction Bars