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Patents for John J. Hughes
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	3,468,179	Sep. 23, 1969	J.J. Hughes, R.K. Sedgwick	Recirculating ball worm drive
	4,135,848	Jan. 23, 1979	J.P. Bliss, J.W. Turner, T.F. Lis, J.J. Hughes	Toolholder Clamp for Machine Tools
	4,238,167	Dec. 09, 1980	J.J. Hughes, D.M. Brugger	Toolholder Adapter

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