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All Patents in class 74/820
Patents 1 - 15 of 23
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NumberDatePatenteeTitleType
632,906Sep. 12, 1899A. SwaseyTurret Operating Mechanismmetalworking machine mechanisms
665,054Jan. 01, 1901H. BilgramGear-cutting machinegear making machines
874,035Dec. 17, 1907G.G. PrenticeMultiple-spindle automatic turret-machineturret lathes
1,047,270Dec. 17, 1912W.L. MillerTurret Rotating, Centering, and Locking Mechanism for Turret Lathesturret lathes
1,455,282May 15, 1923E.P. Bullard, Jr.Indexing Devicemetalworking machine mechanisms
1,838,945Dec. 29, 1931A.M. JohnsonAutomatic machine toolnut or bolt making machines
1,925,384Sep. 05, 1933J.H. HoernRing Resawing Machinemetal cutting circular saws
1,967,689Jul. 24, 1934A.M. Sosa, L.L. SchauerCam Controlled Mutispindle Machinemultiple spindle drill presses
1,975,005Sep. 25, 1934E.J. Kingsbury, G. SwahnbergIndexing and control mechanism for a metal working machinemetalworking machine mechanisms
1,975,006Sep. 25, 1934E.J. Kingsbury, J.E. AndersonIndexing and control mechanism for independent metal working unitsmetalworking machine mechanisms
1,975,007Sep. 25, 1934E.J. KingsburyTurret-based multi-operation machinemetalworking machine mechanisms
1,975,008Sep. 25, 1934E.J. KingsburyMachine tool having an indexing movementmetalworking machine mechanisms
2,086,848Jul. 13, 1937E.P. BullardLock Pin Assembly
2,086,849Jul. 13, 1937E.P. Bullard, E.H. JohnsonCarrier Mechanism
2,086,850Jul. 13, 1937E.P. BullardBinding Device
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