All Patents in class 451/162 |
Patents 1 -
10
of 10
|
Number | Date | Patentee | Title | Type |
299,496 | May 27, 1884 | J. Richards | Metal Boring and Slotting Machine | vertical boring mills |
322,838 | Jul. 21, 1885 | W.C. Margedant | Machine for finishing plow-beams | |
422,874 | Mar. 04, 1890 | L.B. Benton | Tool Grinder | tool grinders |
437,284 | Sep. 30, 1890 | W.G. Budlong | Combined metal-working machine | metalworking machines |
951,961 | Mar. 15, 1910 | J. Miotke | Filing Device for Scraper Blades | sharpening tools and fixtures |
956,350 | Apr. 26, 1910 | J.E. Hillstrom | Scraper-sharpener | sharpening machines |
960,480 | Jun. 07, 1910 | E.N. Boswell, F. Allner | Planer Attachment | metal planer accessories |
1,113,650 | Oct. 13, 1914 | W.A. Kelsey | Tool Holder | sharpening tool holders |
1,167,371 | Jan. 11, 1916 | J. Allen | Scraper Vise & Burnisher | |
3,156,073 | Nov. 10, 1964 | R.H. Strasbaugh | Irregular, Non-Repetitive, Closed-Loop Surfacing Mechanism | lapping machines |