| All Patents in class 72/320 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 6,422X | Mar. 16, 1831 | J. Woolley | Edging machine for tin, copper, sheet iron, etc. | |
| 4,187 | Sep. 11, 1845 | H.A. Roe | Improvement in Machinery for Bending Sheet Metal | sheet metal bending machines |
| 46,261 | Feb. 07, 1865 | S. Pennock | Edging Sheet-Metal | sheet metal |
| 357,606 | Feb. 15, 1887 | W. Kent | Machine for Beding and Flanging Sheet Metal | |
| 468,582 | Feb. 09, 1892 | H.A. Schneekloth | Machine for bending metal bars | metal bending machines |
| 504,710 | Sep. 12, 1893 | J.H. Crocker | Cornice Brake | sheet metal brakes |
| 864,325 | Aug. 27, 1907 | C.B. McDonald | Can-forming machine | can making machines |
| 1,539,118 | May 26, 1925 | J. Jensen | Angle Iron Bender | metal bending machines |
