| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 72/143 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
| 562,529 | Jun. 23, 1896 | C.A. Hällgren | Machine for Making Spiral Wire Springs | ||
| 2,268,125 | Dec. 30, 1941 | L.W. Nash, G.A. Martin | Coiler | ||
 | 2,868,268 | Jan. 13, 1959 | V.A. Zaverruha, T.E. Lewis, Jr. | Coil-Forming Machine with Generator Controlled Spindle Postitioning Means | |
| 4,205,543 | Jun. 03, 1980 | R.D. Wright | Spring Winder | ||