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Patents Granted on 1923-03-06
Patents 1 - 6 of 6
First set of recordsLast set of records
1,447,384Mar. 06, 1923F. HardingeFuel oil burnerindustrial furnaces
1,447,385Mar. 06, 1923F. HardingeOil burnerindustrial furnaces
1,447,422Mar. 06, 1923A.R. McCannPlanermetal planers
1,447,725Mar. 06, 1923G.L. KelleyMeans for connecting the parts of structures
1,447,836Mar. 06, 1923W.H. Collier, A.J. VanceDrierveneer machines
1,447,920Mar. 06, 1923W.L. BessoloPipe Tongschain and strap wrenches
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