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All Patents in class 29/57
Patents 1 - 15 of 31
First set of recordsNext set of recordsLast set of records
320,652Jun. 23, 1885J. HallDrifting Device for Lathesmetal lathe accessories
459,867Sep. 22, 1891W. HumansAttachment for Metal Working Lathesmetal lathe accessories
497,769May 23, 1893C.M. ConradsonTool Support for Lathesturret lathes
499,977Jun. 20, 1893E.R. FellowsMachine for turning irregular formspattern lathes
531,817Jan. 01, 1895H.C. WarrenPrecision-indexindexers and dividers
659,962Oct. 16, 1900C.L. GoodrichTurret-tool
872,728Dec. 03, 1907J. HartnessMachine for Cutting Screw Threadsmetal threading machines
908,664Jan. 05, 1909F. HardingeLathe structure
945,901Jan. 11, 1910F.E. AnthonyScrew-cutting attachmentscrew machines
1,028,605Jun. 04, 1912J.C. PotterBar-turning tool
1,575,742Mar. 09, 1926M.E. Lange, G.W. DrakePilot Bar Construction for Machine Toolsmetalworking machine mechanisms
1,635,702Jul. 12, 1927E.P. Bullard, Jr.Cutting Compound Distribution Systemmetalworking machine mechanisms
1,680,074Aug. 07, 1928J.J. Van HamersveldTaper Turning Attachment for Machine Toolsmetal lathe accessories
1,715,896Jun. 04, 1929E.P. Bullard, Jr.Tool Slidemetalworking machine mechanisms
1,807,829Jun. 02, 1931E.P. Bullard, Jr.Double Angular Tool Slidemetalworking machine mechanisms
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