| All Patents in class 409/320 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 570,093 | Oct. 27, 1896 | H. Hess | Metal Planing Machine | metalworking machine mechanisms |
| 923,930 | Jun. 08, 1909 | H. Baerbalck | Metal-planer | metal planers |
| 1,084,544 | Jan. 13, 1914 | B.M. Hanson | Shaper | metal slotting machines |
| 1,188,901 | Jun. 27, 1916 | C.M. Conradson | Planer | metal planers |
| 1,488,737 | Apr. 01, 1924 | C.M. Conradson | Driving Mechanism for Reciprocating Plattens | metalworking machine mechanisms |
| 2,295,130 | Sep. 08, 1942 | F.H. Dean, J.H. Scheiber | Metal Shaper | metal shapers |
| 2,477,490 | Jul. 26, 1949 | J.M. Ferndale | Form Tool Planer | metal planers |
| 2,944,468 | Jul. 12, 1960 | M.W. Hazelton, R.E. Griesheimer, J.M. Allnutt | Shaper | metal shapers |
