All Patents in class 15/4


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All Patents in class 15/4
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
763,605	Jun. 28, 1904	D. Hepp	Tool-holder
3,026,550	Mar. 27, 1962	R.S. Bollin	Apparatus for Preparing Tubing for a Sweated Joint	pipe deburring machines