| All Patents in class 74/612 |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 694,834 | Mar. 04, 1902 | A. Cook | Guard for woodworking-machines | woodworking machine safety guards |
| 1,001,858 | Aug. 29, 1911 | J.M. Jones | Safety-guard | stamping presses |
| 1,333,135 | Mar. 09, 1920 | J.A. Secor | Foot Guard for Flywheels | safety guards and apparatus |
| 1,721,740 | Jul. 23, 1929 | D.C. Klausmeyer | Shaft Guard | metalworking machine mechanisms |
| 2,071,954 | Feb. 23, 1937 | L. Scruggs | Chuck or Tool Holder | chucks |
| 2,153,847 | Apr. 11, 1939 | L. Scruggs | Chuck or Tool Holder | metalworking machine tool holders |
| 2,443,734 | Jun. 22, 1948 | J.B. Armitage, W.M. Pohl, E.J. Kearney, O.W. Carpenter, Jr. | Machine Tool Guard | metalworking machine mechanisms |
| 2,556,936 | Jun. 12, 1951 | E.A. Munschauer, Jr. | Hold-down for shears | |
| 2,825,268 | Mar. 04, 1958 | G. De Mambro, A.M. De Mambro | Safety shield | |
| 2,913,926 | Nov. 24, 1959 | L.C. Hammond | Brush-type guard for printers' saw | printer |
| 4,528,868 | Jul. 16, 1985 | R.L. Hennesen | Barrier guard for shears, presses and the like | metalworking machine safety guards |
