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Patents for American Tool Works Co.
Patents 61 - 75 of 124
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NumberDatePatenteeTitleType
1,878,603Sep. 20, 1932A.E. RobinsonLapping Machinegear lapping machines
1,910,334May 23, 1933W.G. Hoelscher, A.E. RobinsonLathe carriage apron mechanismmetal lathes
1,916,117Jun. 27, 1933A.E. RobinsonLapping Machinegear lapping machines
1,916,118Jun. 27, 1933W.G. Hoelscher, A.E. RobinsonLapping Machinegear lapping machines
1,926,996Sep. 12, 1933W.G. Hoelscher, G. HieberCarriage feeding mechanism for lathesmetal lathes
1,926,997Sep. 12, 1933A.E. Robinson, W.G. HoelscherLathe Bed Constructionmetal lathe mechanisms
1,926,998Sep. 12, 1933W.G. HoelscherLubrication apparatus for transmissionsmetal lathes
1,938,906Dec. 12, 1933W.G. HoelscherLathe headstockmetal lathes
1,944,828Jan. 23, 1934A.E. RobinsonLubricating Means for Metal Shaping Machinesmetalworking machine lubrication
1,966,409Jul. 10, 1934W.G. HoelscherTailstock for lathesmetal lathes
1,971,955Aug. 28, 1934W.G. HoelscherReversing Gear and Clutch Mechanismmetalworking power transmission
1,971,956Aug. 28, 1934W.G. HoelscherLathemetal lathes
1,982,612Nov. 27, 1934W.G. HoelscherFeed box transmissionmetal lathes
2,011,318Aug. 13, 1935W.G. HoelscherRelieving attachmentmetal lathe accessories and attachments
2,018,363Oct. 22, 1935W.G. Hoelscher, A.E. RobinsonAttachment for machine toolsmetal lathe accessories and attachments
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