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Patents for Sylvester G. Mason
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
52,431Feb. 06, 1866S.G. Mason, C.B. GillImprovement in pumps
57,531Aug. 28, 1866S.G. MasonImprovement in pump-pistons
89,060Apr. 20, 1869S.G. MasonImprovement in pump-piston
104,613Jun. 21, 1870S.G. MasonImprovement in saw-hangingsscrollsaws
114,835May 16, 1871S.G. MasonImprovement in scroll-sawing machinesscrollsaws
195,145Sep. 11, 1877S.G. MasonImprovement in vehicle-hubswagon and cart wheels, axles and hubs
216,049Jun. 03, 1879S.G. MasonImprovement in apparatus for sawing & tenoning spokesannular saws
238,299Mar. 01, 1881S.G. MasonWagon-axlewagon and cart wheels, axles and hubs
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