Patents for Andrew Wintercom


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Patents for Andrew Wintercom
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
1,282,018	Oct. 22, 1918	F.O. Albertson	Valve Grinder	valve grinding tools
1,301,891	Apr. 29, 1919	F.O. Albertson	Valve Refacing Tool	valve grinding tools