| All Patents in class 474/112 |
Patents 1 -
7
of 7
      |
| Picture | Number | Date | Patentee | Title |
 | 306,560 | Oct. 14, 1884 | F. Van De Water | Belt-tightener |
 | 310,359 | Jan. 06, 1885 | J.T. Baggs | Belt-gearing |
| | 586,293 | Jul. 13, 1897 | J.E. Smith | Speed Changing Mechanism for Lathes, Drills or Similar Machines |
 | 1,160,650 | Nov. 16, 1915 | J.C. Prims | Coffee-roaster |
 | 1,575,307 | Mar. 02, 1926 | A.B. Bachmann | Flexible-shaft bench grinder |
| | 2,681,533 | Jun. 22, 1954 | F.C. Logeman | Grinding Machine Headstock |
 | 2,956,595 | Oct. 18, 1960 | J. Kmetz, R.K. Holtz, E.C. Warrick | Drive means for combination circular saw and jointer |
