| All Patents in class 474/128 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 123,543 | Feb. 06, 1872 | P.J. Zier | Improvement in Apparatus for Shafting Belts on Pulleys | industrial machine pulleys and belt drive mechanisms |
| 142,814 | Sep. 16, 1873 | T. Reeve | Belt Shifting Mechanisms for Planers and Lathes | metal planers |
| 195,672 | Sep. 25, 1877 | A. Streit | Improvement in pulleys for machine-belts | industrial machine pulleys and belt drive mechanisms |
| 493,409 | Mar. 14, 1893 | F.H. Richards | Belt Shifting Apparatus | industrial machine pulleys and belt drive mechanisms |
| 844,653 | Feb. 19, 1907 | C. Berry | Belt Shipping Mechanism | industrial machine pulleys and belt drive mechanisms |
| 909,439 | Jan. 12, 1909 | C. Miller | Belt Carrier | industrial machine pulleys and belt drive mechanisms |
| 1,073,683 | Sep. 23, 1913 | R.G. Henry, W.J. Bayrer | Belt-shifter | metalworking power transmission |
