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Patents for William F. Groene
Patents 16 - 30 of 146
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NumberDatePatenteeTitleType
1,218,784Mar. 13, 1917W.F. Groene, R.K. Le BlondPositive Apron Drive for Lathesengine lathes
1,248,317Nov. 27, 1917H.C. Pierle, W.F. GroeneMachine-toolmetalworking machines
1,314,744Sep. 02, 1919W.G. Hoelscher, W.F. GroeneLatheengine lathes
1,358,728Nov. 16, 1920W.F. GroeneLathemetalworking machine mechanisms
1,363,506Dec. 28, 1920W.F. GroeneLatheengine lathes
1,363,969Dec. 28, 1920W.G. Hoelscher, W.F. GroeneBase and Chip Pan for Machine Toolsmetal lathe accessories
1,393,115Oct. 11, 1921W.F. GroeneTurning and Facing Lathemetal lathes
1,401,534Dec. 27, 1921W.F. GroeneTaper Attachment for Lathesmetal lathe accessories
1,405,206Jan. 31, 1922W.F. GroeneWork Supportmetal lathe accessories
1,442,661Jan. 16, 1923W.F. GroeneTaper Attachment for Lathesmetal lathe accessories
1,474,112Nov. 13, 1923W.F. GroeneCombined Clutch and Brake Devicemetalworking machine mechanisms
1,498,511Jun. 17, 1924W.F. GroeneFacing Attachment for Lathesmetal lathe accessories
1,498,512Jun. 17, 1924W.F. GroeneFacing Attachment for Lathesmetal lathe accessories
1,528,971Mar. 10, 1925W.F. GroeneEngine Latheengine lathes
1,528,972Mar. 10, 1925W.F. GroeneLathe of the Type Generally Referred to as Crank Shaft Lathecrankshaft lathes
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