| All Patents in class 29/76.1 |
Patents 16 -
30
of 39
      |
| Number | Date | Patentee | Title | Type |
| 1,230,779 | Jun. 19, 1917 | W.D. Rearwin | Filing-machine | filing machines |
| 1,257,927 | Feb. 26, 1918 | W.M. Reagan | Scissors and Shears Sharpening Device | scissor sharpeners |
| 1,322,873 | Nov. 25, 1919 | E.C. Brull | Filing-machine | filing machines |
| 1,395,381 | Nov. 01, 1921 | F.E. Biddle | Filing-machine | filing machines |
| 1,443,150 | Jan. 23, 1923 | F. Schimmel | Grinding tool | sharpening machines |
| 1,603,478 | Oct. 19, 1926 | R.E. Lees | Valve resurfacing mechanism | handheld power tools |
| 1,679,884 | Aug. 07, 1928 | H.T. Thomas | Attachment for drills | handheld power tool accessories |
| 1,700,114 | Jan. 22, 1929 | C.H. Thompson | Surface Polishing Machine | polishing and buffing machinery |
| 1,766,438 | Jun. 24, 1930 | L.J. Klunk | Saw-filing machine | saw sharpening machines |
| 1,803,004 | Apr. 28, 1931 | R.L. Carter | Template for tool designing | tool making |
| 2,007,490 | Jul. 09, 1935 | H.W. Zimmerman | Ring filing structure | automotive tools |
| 2,116,123 | May 03, 1938 | W.F. Ocenasek | Jigsaw | scrollsaws |
| 2,229,745 | Jan. 28, 1941 | R.F. Kneisley | Surfacing machine | sanding machines |
| 2,234,647 | Mar. 11, 1941 | O.A. Kehle | Fluid motor | pneumatic tools |
| 2,259,941 | Oct. 21, 1941 | E. Primeaux | Surface polisher | handheld power sanders |
