| All Patents in class 72/171 |
Patents 1 -
10
of 14
      |
| Picture | Number | Date | Patentee | Title |
| | 275,029 | Apr. 03, 1883 | J.M. Evarts | Machine for Bending Pipe |
 | 522,487 | Jul. 03, 1894 | T. Schramm, J. Pleukharp | Machine for flaring and bending hoops |
| | 583,166 | May 25, 1897 | C.A. Bertsch | Metal Bending Machine |
 | 609,807 | Aug. 30, 1898 | E. Holmes, B. Holmes | Machine for Flaring and Bending Metal Hoops |
| | 735,704 | Aug. 11, 1903 | E.G. Budd | Machine for curving pulley-rims |
| | 924,758 | Jun. 15, 1909 | C. Gabriel | Machine for Bending Angle Irons |
 | 1,144,459 | Jun. 29, 1915 | F.V. Burman | Angle-iron-bending machine |
| | 1,435,041 | Nov. 07, 1922 | G.H. Zimmer | Bending machine |
| | 1,588,817 | Jun. 15, 1926 | H.C. Smith | Bending Machine |
| | 1,673,477 | Jun. 12, 1928 | A.T. Yates | Rolling attachment for bending machines |
