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Patents for Leonard C. Pratt
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,693,541Nov. 02, 1954L.C. PrattPortable electric motor for hand drillshandheld drills
2,808,082Oct. 01, 1957W. Moretti, L.C. PrattPortable power free end jig sawhandheld jigsaws
2,867,251Jan. 06, 1959W. Moretti, L.C. PrattRouter depth adjustment meanshandheld routers
3,121,813Feb. 18, 1964L.C. Pratt, J.G. RaymondElectric power unithandheld drills
3,344,291Sep. 26, 1967L.C. PrattDouble insulated hand toolhandheld power tools
3,440,465Apr. 22, 1969L.C. Pratt, J.R. Provost, Jr., J.A. De CarteretReversing mechanism for electric motorshandheld power tools
3,471,731Oct. 07, 1969L.C. Pratt, R.M. PierceArmatureelectric motors
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