| All Patents in class 403/104 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 25,674 | Oct. 04, 1859 | E.A. Roberts | Lathe Chuck | metal lathe chucks |
| 241,236 | May 10, 1881 | F.A. Pratt | Adjustable lever | cranes |
| 342,051 | May 18, 1886 | L. Steets | Tuning Hammer | musical instrument tools |
| 854,742 | May 28, 1907 | C.E. Hill | Adjustable extension bit holder | drill bit extensions |
| 909,068 | Jan. 05, 1909 | W.H. Murphy, C.K. Denman | Extension Rule | extensible rules |
| 1,568,295 | Jan. 05, 1926 | J.A. Schleicher | Locking device for depth gauge micrometers | depth gauges |
| 1,586,959 | Jun. 01, 1926 | C.F. Blake | Shaft collar | vise mechanisms |
| 1,591,575 | Jul. 06, 1926 | D.B. Swain | Adjustable mechanical connection | miter boxes |
| 2,050,481 | Aug. 11, 1936 | J.Y. Blazek, R.G. Anderson | Length adjusting means for plungers and the like | |
