| All Patents in class 451/356 |
Patents 16 -
29
of 29
      |
| Number | Date | Patentee | Title | Type |
| 2,635,396 | Apr. 21, 1953 | H.R. Johnson | Portable rubbing machine | handheld power sanders |
| 2,697,897 | Dec. 28, 1954 | D.I. Dickinson | Rubbing machine | handheld power sanders |
| 2,722,789 | Nov. 08, 1955 | S.D. Robins | Rubbing attachment for portable rotary power units | handheld power sanders |
| 2,725,692 | Dec. 06, 1955 | M.R. Andreae | Handle and mounting for vibratory tool | handheld power tools |
| 2,742,740 | Apr. 24, 1956 | D.E. Jones | Rubbing machine | handheld power sanders |
| 2,749,676 | Jun. 12, 1956 | N. Anton | Vibratory tool | reciprocating or vibrating electric motors |
| 2,764,852 | Oct. 02, 1956 | A.N. Emmons | Portable power operating sanding machine | handheld power sanders |
| 2,786,950 | Mar. 26, 1957 | T.F. Carmichael, E.G. Sturgeon | Vibratory power tool | handheld power sanders |
| 2,830,411 | Apr. 15, 1958 | E. Hartmann | Reciprocating sanding machine | handheld power sanders |
| 2,836,940 | Jun. 03, 1958 | T.F. Carmichael | Electromagnetic reciprocating tool motor and armature support therefor | handheld power jigsaws |
| 2,885,833 | May 12, 1959 | G.M. Neff | Hand held sanding and abrading machine | handheld power tools |
| 3,226,885 | Jan. 04, 1966 | J.N. Cutrone | Sander attachment for electric motor driven tools | handheld power jigsaws |
| 3,375,616 | Apr. 02, 1968 | W.H. Scott, G. Ellyn, E.F. Smith | Dual motion surface-dressing machine | handheld power sanders |
| 3,434,247 | Mar. 25, 1969 | N.T. Anton, L.H. Daughetee | Vibratory tool | reciprocating or vibrating electric motors |
