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Patents Granted on 1951-12-18
Patents 1 - 12 of 12
Number	Date	Patentee	Title	Type
CA-479,493	Dec. 18, 1951	H. Ford-Smith	Two-hand controls for power operated machines	punch presses
2,578,686	Dec. 18, 1951	H.L. Fish	Open-Sided-Socket Ratchet Wrench	ratchet wrenches
2,578,687	Dec. 18, 1951	H.L. Fish	Split Ratchet Socket Wrench	ratchet wrenches
2,578,711	Dec. 18, 1951	M.E. Martellotti	Bearing	metalworking machine bearings
2,578,712	Dec. 18, 1951	M.E. Martellotti	Fluid Pressure Bearing	metalworking machine bearings
2,578,713	Dec. 18, 1951	M.E. Martellotti	Fluid Pressure Bearing	metalworking machine bearings
2,578,780	Dec. 18, 1951	C.D. Bower	Rotary Pump Seal	rotary pumps
2,578,865	Dec. 18, 1951	J.G. Partch, F. Veatch	Machining Fluid	coolant apparatus
2,578,884	Dec. 18, 1951	L.C. Hammond	Work holder for grinding router bits
2,578,995	Dec. 18, 1951	M.H. Emrick	Tapping machine	tapping machines
2,579,205	Dec. 18, 1951	H.R. Rippon	Marking Gauge	marking gauges
2,579,224	Dec. 18, 1951	W.B. Boice	Jointer fence adjustment	jointers

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