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Patents for John J. Hughes
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,468,179Sep. 23, 1969J.J. Hughes, R.K. SedgwickRecirculating ball worm drivemetalworking power transmission
4,135,848Jan. 23, 1979J.P. Bliss, J.W. Turner, T.F. Lis, J.J. HughesToolholder Clamp for Machine Toolsmetalworking machine tool holders
4,238,167Dec. 09, 1980J.J. Hughes, D.M. BruggerToolholder Adaptermetalworking machine tool holders
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