All Patents of Type: handheld power drivers |
Patents 1 -
6
of 6
|
Number | Date | Patentee | Title | Type |
1,564,342 | Dec. 08, 1925 | O.P. Wodack, J.J. Bebhardt | Portable power-driven tool | handheld power drivers |
2,394,348 | Feb. 05, 1946 | G.C. Wilhide | Electric screw driver and nut runner | handheld power drivers |
2,566,183 | Aug. 28, 1951 | F.P. Forss | Portable power-driven tool | handheld power drivers |
2,747,447 | May 29, 1956 | A.C. Burleigh | Reversible rotary impact tool | handheld power drivers |
3,527,273 | Sep. 08, 1970 | R.C. Falter | Adjustable means of limiting driving depth with attachable nosepiece | handheld power drivers |
4,108,252 | Aug. 22, 1978 | R. Stroezel | Power Driver for Threaded Fasteners | handheld power drivers |