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All Patents in class 254/235
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
143,604Oct. 14, 1873E. AinsworthBelt Clamps
351,514Oct. 26, 1886J.W. JohnsonBelt Clampbelt clamps
5,611,521Mar. 18, 1997F.W. Randle, D.D. GroverPower Drive for Cable Tightener
5,911,409Jun. 15, 1999D.D. GroverBarge Ratchet Driver with Reaction Bars
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