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Patents for H. D. Smith & Co.
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
737,179Aug. 25, 1903W.S. WardScrew-driverscrewdriver handles
D37,214Nov. 08, 1904W.S. WardPerfect Handle Screwdriverscrewdriver handles
D44,646Sep. 09, 1913W.S. ThompsonDesign for a Cold Chiselchisels
1,257,548Feb. 26, 1918W.S. ThomsonGrinding and Polishing Machinepolishing and buffing machinery
1,257,549Feb. 26, 1918W.S. ThomsonBearing Guide for Grinding Machines
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