| All Patents in class 15 |
Patents 286 -
300
of 391
      |
| Number | Date | Patentee | Title | Type |
| 2,113,694 | Apr. 12, 1938 | O.A. Kehle | Rubbing machine | handheld power sanders |
| 2,114,966 | Apr. 19, 1938 | H.L. Myers | Surfacing machine | sanding machines |
| 2,114,967 | Apr. 19, 1938 | H.L. Myers | Surfacing machine | sanding machines |
| 2,124,114 | Jul. 19, 1938 | A.W. L'Hommedieu | Buffing or polishing wheel | polishing and deburring wheels |
| 2,124,757 | Jul. 26, 1938 | W. Vaughan | Piston Ring Groove Cleaner | automotive tools |
| 2,127,893 | Aug. 23, 1938 | C.D. Stromgren | Piston Ring Groove and Land Tool | automotive tools |
| 2,138,279 | Nov. 29, 1938 | R.F. Kneisley | Control switch | woodworking machine mechanisms |
| 2,142,697 | Jan. 03, 1939 | H.L. Myers | Rotary surfacing machine | |
| 2,157,024 | May 02, 1939 | G. Smith | Gauge Line Wiper | |
| 2,158,904 | May 16, 1939 | H.L. Johnston, D.A. Meeker | Washing machine | |
| 2,161,028 | Jun. 06, 1939 | P.P. Dubosclard | Conduit cleaner | manufacturing paper |
| 2,164,876 | Jul. 04, 1939 | H. Horlacher | Hydraulic Vane Motor | hydraulic apparatus |
| 2,170,036 | Aug. 22, 1939 | R. Schumann | Small electric machine tool | handheld power tools |
| 2,175,237 | Oct. 10, 1939 | W.H. Young | Vibratory electric motor | reciprocating or vibrating electric motors |
| 2,178,849 | Nov. 07, 1939 | A.A. Breuer | Cleaning tool for blind slats | electrical devices |
