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All Patents in class 451/242
Patents 76 - 90 of 109
Number	Date	Patentee	Title	Type
2,065,099	Dec. 22, 1936	W.D. Archea, M. Romaine	Grinding Machine	grinding machines
2,073,079	Mar. 09, 1937	G.V. Johnston, F.J. Theler, W. Peaslee	Lapping Machine	grinding machines
2,110,086	Mar. 01, 1938	H.S. Indge	Abrasive Wheel and Mount Therefor	grinder wheels
2,143,533	Jan. 10, 1939	C.E. Brown, W.D. Archea	Machine Tool	grinding machines
2,160,777	May 30, 1939	H. Ernst, A.H. Dall	Journal Bearing	grinding machines
2,211,685	Aug. 13, 1940	B.A. Kearns, G.W. Binns	Centerless Bar Grinder Machine	grinding machines
2,224,423	Dec. 10, 1940	G.W. Binns	Process and Apparatus for Finishing Preground Articles	grinding machines
2,280,620	Apr. 21, 1942	F.J. Theler, G.W. Binns	Apparatus for Finishing Tubular Articles	grinding machines
2,308,739	Jan. 19, 1943	G.W. Binns	Centerless Grinder	grinding machines
2,449,488	Sep. 14, 1948	E.C. Krueger	Work rest holder for centerless grinders
2,518,600	Aug. 15, 1950	W.A. Cox	Infeed Attachment for Grinding Machines	centerless grinders
2,709,877	Jun. 07, 1955	G.L. Grove, A.H. Dall	Automatic Infeed Mechanism for Centerless Grinders	metalworking machine mechanisms
2,730,845	Jan. 17, 1956	H. Ernst	Centerless Grinding Machine and Method	centerless grinders
2,731,774	Jan. 24, 1956	W.L. Davis, E.J. Sieber, Jr.	Centerless Grinding Machine with Work Rotating and Feeding Support	centerless grinders
2,775,235	Dec. 25, 1956	W.F. Jessup	Booster for Template Controlled Truing Mechanism	grinder dressers

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