| All Patents in class 451/344 |
Patents 31 -
38
of 38
      |
| Number | Date | Patentee | Title | Type |
| 3,336,703 | Aug. 22, 1967 | H.C. Bulter | Portable power tool | handheld power sanders |
| 3,510,988 | May 12, 1970 | V.K. Mason | Sander device | belt sanders |
| 3,540,161 | Nov. 17, 1970 | N.T. Anton, L.H. Daughetee | Vibratory tool | reciprocating or vibrating electric motors |
| 4,242,926 | Jan. 06, 1981 | N.T. Anton | Device for sharpening saw chains | chainsaw sharpeners |
| 4,879,847 | Nov. 14, 1989 | R.D. Giese, K.C. Happ, J.K. Butzen | Cover for Pneumatic Tool | |
| 5,823,862 | Oct. 20, 1998 | R.A. Heidelberger | Dual action sander | handheld power sanders |
| 7,022,002 | Apr. 04, 2006 | M. Lampka, B.D. Decker | Modular counterweight apparatus for an orbital abrading machine | handheld power sanders |
| 7,713,110 | May 11, 2010 | M. Lampka, M.A. Giles | Locking random orbital dual-action head assembly | handheld power sanders |
