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All Patents in class 173/217
Patents 1 - 15 of 21
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
255,236Mar. 21, 1882C.E. BallElectric drillhandheld drills
595,731Dec. 21, 1897M.B. PengnetElectric motorelectric motors
750,744Jan. 26, 1904J.F. WilleyPortable drillhandheld power tools
809,394Jan. 09, 1906A. PedersenElectrically-operated portable drillhandheld power tools
810,444Jan. 23, 1906C.W. TheilElectric drillhandheld power tools
993,352May 30, 1911W.O. DuntleyElectric drillhandheld drills
1,004,437Sep. 26, 1911A. KimbleAlternating-current motorelectric motors
1,423,511Jul. 25, 1922J.N. BakerRouting toolhandheld routers
1,502,169Jul. 22, 1924C.B. BennettElectric toolhandheld drills
1,548,020Aug. 04, 1925S.D. Black, A.G. DeckerReversing means for electric toolshandheld power tools
1,699,870Jan. 22, 1929S.D. Black, A.G. DeckerPortable toolhandheld power tools
1,702,742Feb. 19, 1929W. MorettiElectric toolhandheld drills
1,754,222Apr. 15, 1930E.L. ConnellElectric drill
1,850,191Mar. 22, 1932G.R. WilcoxElectric drillhandheld drills
2,155,082Apr. 18, 1939A.G. DeckerPortable electric tool and casinghandheld drills
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