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Patents Granted on 1935-02-19
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,991,433Feb. 19, 1935S.S. VaughanHammer
1,991,623Feb. 19, 1935R.F. OnsrudLubricationwoodworking machine lubrication
1,991,821Feb. 19, 1935G.G. RhinevaultWood block flooring
1,991,854Feb. 19, 1935C.E. JohanssonApparatus for demonstrating the adhesion of flat surfacesmeasuring tools
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