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All Patents in class 29/17.1
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
423,048	Mar. 11, 1890	E.A. Harvey	Machine for Planishing Metal	embossing and knurling machines
1,854,672	Apr. 19, 1932	C.E. Black, A.E. Robinson	Chip control device	metal lathe accessories and attachments

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