All Patents of Type: handheld power tools |
Patents 1 -
15
of 785
|
Number | Date | Patentee | Title | Type |
8,232X | Jun. 03, 1834 | P.P. Quimby | Chain saw for sawing timber, wood, metal, marble, etc. | handheld chainsaws |
239,703 | Apr. 05, 1881 | A.A. Bennett | Hand circular saw | handheld circular saws |
255,236 | Mar. 21, 1882 | C.E. Ball | Electric drill | handheld power drills |
323,602 | Aug. 04, 1885 | W.S. Shipe | Chain-saw | handheld chainsaws |
481,598 | Aug. 30, 1892 | W.X. Stevens | Rock-drilling machine | impact chisels and drills |
507,752 | Oct. 31, 1893 | C.H. Peck | Portable drilling-machine | handheld power drills |
606,549 | Jun. 28, 1898 | E. Holmes | Portable electric drill | handheld power tools |
626,497 | Jun. 06, 1899 | E.C. Meissner | Pneumatic Hammer | handheld power hammers |
676,043 | Jun. 11, 1901 | J.C. Lincoln | Electric drill | handheld power drills |
698,418 | Apr. 22, 1902 | R.F. Sprague | Power-driven tool | handheld power tools |
712,537 | Nov. 04, 1902 | C.S. Hisey | Electric grinding device | handheld power tools |
750,744 | Jan. 26, 1904 | J.F. Willey | Portable drill | handheld power tools |
752,223 | Feb. 16, 1904 | C.S. Hisey | Variable-speed mechanism | handheld power drills |
781,062 | Jan. 31, 1905 | D.J. Hauss, C.W. Miles | Electric or hand-powered breast drill | handheld power tools |
805,499 | Nov. 28, 1905 | S.D. Stoycheff | Electric drill | handheld power drills |