All Patents of Type: watchmaking tools


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All Patents of Type: watchmaking tools
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
65,991	Jun. 25, 1867	G.C. Schreiber, N. Barnum	Improvements in Drilling-Instruments	watchmaking tools
893,753	Jul. 21, 1908	M. Picard, C. Rodé	Instrument for Measuring the Distance Between Bearings of Moving Parts	watchmaking tools