| All Patents in class 403/343 |
Patents 1 -
15
of 16
      |
| Number | Date | Patentee | Title | Type |
| 64,292 | Apr. 30, 1867 | J.W. Douglas | Improvement in hose-couplings | household hand pumps |
| 169,486 | Nov. 02, 1875 | A.O. Sehorn | Improvement in Vises | |
| 208,256 | Sep. 24, 1878 | W. Millspaugh | Improvement in Tool Handles (file type) | |
| 534,164 | Feb. 12, 1895 | M.F. Larsh | Hand Screw-Clamp | hand screws |
| 554,166 | Feb. 04, 1896 | S.M. West, H.C. Atkinson | Hydrant | firehose and hydrant wrenches |
| 1,253,149 | Jan. 08, 1918 | W. Childers | Drilling Tool Joint | |
| 1,458,802 | Jun. 12, 1923 | G.W. Bufford | Tool Holder and Tool | |
| 1,568,295 | Jan. 05, 1926 | J.A. Schleicher | Locking device for depth gauge micrometers | depth gauges |
| 1,568,296 | Jan. 05, 1926 | J.A. Schleicher | Spindle clamping device | |
| 1,635,259 | Jul. 12, 1927 | J.V. Critchley | Cylinder Head Lifting Tool | automotive tools |
| 1,889,571 | Nov. 29, 1932 | J.M. Redinger | Mill Chuck | milling machine tools |
| 2,066,956 | Jan. 05, 1937 | G.H. Williams | Automatic Coupling | oil well pumps |
| 2,079,692 | May 11, 1937 | F.J. Lapointe | Broach shank connector | broaches |
| 2,111,067 | Mar. 15, 1938 | T.L. Hedgpeth | Chuck for Woodworking Tools | wood shapers |
| 3,506,520 | Apr. 14, 1970 | J.C. Norcross | Method of making and assembling a percussion head and handle joint | |
