| All Patents in class 83/698.91 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 104,769 | Jun. 28, 1870 | I.P. Richards | Metal Punch | metal punches |
| RE4,228 | Jan. 03, 1871 | I.P. Richards | Punching Metal | metal punches |
| 1,035,095 | Aug. 06, 1912 | H.B. Kraut | Punching Machine | metal punching machines |
| 1,505,977 | Aug. 26, 1924 | A. Stanworth | Tool Holder | drilling and boring tool holders |
| 1,910,296 | May 23, 1933 | F.C. King | Punch Retainer Mechanism | punch presses |
| 2,245,676 | Jun. 17, 1941 | E.M. Johnson | Tool attachment | tool and die maker |
| 2,598,975 | Jun. 03, 1952 | L.E. Coulter | Tool or Die and Holder Assembly | sheet metal stamping dies |
