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Patents Granted on 1991-12-31
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
5,076,448Dec. 31, 1991J.G. BallardPortable hydraulic craneengine and transmission hoists
5,076,742Dec. 31, 1991L.G. Lee, F.A. McLean, G.W. Lacoste, T.C. Frank, L. Sevack, D.D. BradetteHinge drilling jig
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