All Patents in class 433/112


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All Patents in class 433/112
Patents 1 - 5 of 5
Number	Date	Patentee	Title	Type
RE5,939	Jun. 30, 1874	N. Stow	Improvement in Flexible Shafts	flexible shafts
RE8,607	Mar. 04, 1879	N. Stow	Flexible Shaft	flexible shafts
366,484	Jul. 12, 1887	A. Jamieson	Dental Engine	dental apparatus
460,795	Oct. 06, 1891	A.J. Harris	Dental Engine Head	dental apparatus
572,030	Nov. 24, 1896	H.H. Johnson, F.C. Ries	Dental Engine	dental apparatus