| Patents for Sterling Tool Products Co. |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| 2,113,694 | Apr. 12, 1938 | O.A. Kehle | Rubbing machine | handheld power sanders |
| 2,123,426 | Jul. 12, 1938 | O.A. Kehle | Rubbing machine | handheld power sanders |
| 2,187,241 | Jan. 16, 1940 | O.A. Kehle | Oiler for air tools | pneumatic |
| 2,202,072 | May 28, 1940 | W.B. Wilson | Sanding and rubbing device | handheld power sanders |
| 2,204,017 | Jun. 11, 1940 | O.A. Kehle | Filter | pneumatic tools |
| 2,229,176 | Jan. 21, 1941 | O.A. Kehle | Oiler for air tools | pneumatic tools |
| 2,234,647 | Mar. 11, 1941 | O.A. Kehle | Fluid motor | pneumatic tools |
| 2,270,309 | Jan. 20, 1942 | O.A. Kehle | Rubbing machine | handheld power sanders |
| 2,272,008 | Feb. 03, 1942 | O.A. Kehle | Rubbing device | handheld power sanders |
| D138,567 | Aug. 22, 1944 | S.A. Crosby | Design for an electric sanding machine or the like | handheld power sanders |
| 2,393,089 | Jan. 15, 1946 | S.A. Crosby | Rubbing pad for polishing machines | handheld power sanders |
| 2,393,592 | Jan. 29, 1946 | S.A. Crosby | Flexible sleeve for rubbing machines | handheld power sanders |
| 2,395,537 | Feb. 26, 1946 | S.A. Crosby | Rubbing machine | handheld power sanders |
| 2,417,469 | Mar. 18, 1947 | S.A. Crosby | Lubricating system for portable rubbing machines | handheld power sanders |
| D147,783 | Nov. 04, 1947 | S.A. Crosby, P. Zasadny | Design for an electric portable rubbing machine or the like | handheld power sanders |
