All Patents in class 82/71


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All Patents in class 82/71
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
1,166,456	Jan. 04, 1916	H.J. Hamer	Pipe-cutting machine	pipe cutting machines
2,596,062	May 06, 1952	N.D. Abbey	Tube cutting machine	tube cutting machines
2,616,325	Nov. 04, 1952	N.D. Abbey	Tube chamfering and cutoff mechanism	tube cutting machines