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Patents Granted on 1981-09-29
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
4,291,597Sep. 29, 1981H. AllenCork extractorself and partial cork pullers
4,292,577Sep. 29, 1981R.E. Stobbe, M.R. CesarzA.c. motor control circuit
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