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All Patents in class 29/33P
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,617,606Feb. 15, 1927H.C. PierleMachine Toolmetalworking machines
1,835,591Dec. 08, 1931E.P. Bullard, Jr.Automatic Work Feeding and Chucking Means for Mulltiple Spindle Lathesmachine mechanisms
2,202,878Jun. 04, 1940H.E. TautzDrill press guarddrill presses
2,807,973Oct. 01, 1957W.R. Meyer, deceased (estate of), H.J. Siekmann, W.H. Meyer, administratorApparatus for Manufacturing Crankshafts Automaticallycrankshaft lathes
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