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Patents for Frederick W. Parsons
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
471,189Mar. 22, 1892F.W. Parsons, E.P. ParsonsTool Head for Iron Planers and Shapersmetal shapers
482,331Sep. 13, 1892G.T. BechtolDifferential Caliper Pointdividers
555,879Mar. 03, 1896E.P. Parsons, F.W. ParsonsClamping or Securing Devicemetal lathe accessories and attachments
1,428,847Sep. 12, 1922F.W. Parsons, F.A. JimersonBuilt-up crank shaftpneumatic motors
1,431,415Oct. 10, 1922F.W. Parsons, F.A. JimersonBuilt-up crank shaftpneumatic motors
1,431,416Oct. 10, 1922F.W. Parsons, F.A. JimersonBuilt-up crank shaftpneumatic motors
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