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Patents Granted on 1990-03-??
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
4,905,366Mar. 06, 1990D.J. WarnerMethod of Installing a Positive Bearing Housing Sealshaft seals
4,906,008Mar. 06, 1990D.J. WarnerMechanical Sealshaft seals
4,907,476Mar. 13, 1990R.P. SingletonSocket Wrench With Improved Handleratchet wrenches
4,907,481Mar. 13, 1990J. Dvorak, C.J. DvorakPowered press with manual punch and die alignment capabilitymetal punching machines
4,910,984Mar. 27, 1990P.D. McGee, C. YoungProgressive roll benderpipe bending machines
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