| All Patents in class 81/DIG.3 |
Patents 16 -
30
of 40
      |
| Number | Date | Patentee | Title | Type |
| 728,007 | May 12, 1903 | W.H. Preston | Wrench | quick adjust wrenches |
| 743,360 | Nov. 03, 1903 | M. Wenger | Wrench | screw adjust wrenches |
| 767,311 | Aug. 09, 1904 | R.W. Huettl, G.W. Otis | Wrench | screw adjust wrenches |
| 837,254 | Nov. 27, 1906 | M. Wenger | Wrench | screw adjust wrenches |
| 920,372 | May 04, 1909 | C.W. McDaniel | Socket Wrench | socket wrenches |
| 952,223 | Mar. 15, 1910 | B.W. Woodward | Wrench | screw adjust wrenches |
| 979,327 | Dec. 20, 1910 | H.A. Morrill | Wrench | wrench adjustment locks |
| 983,628 | Feb. 07, 1911 | R.D. Lindsay | Wrench | quick adjust wrenches |
| 1,009,168 | Nov. 21, 1911 | A.L. Moore | Wrench | wrench adjustment locks |
| 1,015,205 | Jan. 16, 1912 | J.F. O'Malley | Combination Tool | combination tools |
| 1,044,069 | Nov. 12, 1912 | F. Mossberg | Pipe Wrench | pipe wrenches |
| 1,094,400 | Apr. 21, 1914 | J.C. Burgess | Wrench or Vise | screw adjust wrenches |
| 1,121,229 | Dec. 15, 1914 | L. Cappabianco | Wrench | screw adjust wrenches |
| 1,190,031 | Jul. 04, 1916 | D. Spalding | Attachment For A Pair of Pliers | pliers |
| 1,369,784 | Mar. 01, 1921 | G.D. Chenette | Wrench | screw adjust wrenches |
