| All Patents in class 451/451 |
Patents 46 -
51
of 51
      |
| Number | Date | Patentee | Title | Type |
| 3,167,894 | Feb. 02, 1965 | W.B. Seidel | Liquid Seal for Machine Tool Members | metalworking machine mechanisms |
| 3,366,012 | Jan. 30, 1968 | P.E. Richter | Machine Tool Guard Structure | metalworking machine mechanisms |
| 3,824,890 | Jul. 23, 1974 | E.E. Johnson, W.D. Zettler | Chip Guard for Machine Tools | metalworking machine mechanisms |
| 4,088,856 | May 09, 1978 | L.W. Tebben | Perimeter safety switch mounted to support disposed remote from machine body | sanding machines |
| 4,368,597 | Jan. 18, 1983 | E.H. Fleckenstein | Miniature belt grinder | handheld power sanders |
| 7,044,039 | May 16, 2006 | M.S. Powell | Radial arm saw safety top | woodworking machine safety guards |
