| All Patents in class 408/202 |
Patents 46 -
56
of 56
      |
| Number | Date | Patentee | Title | Type |
| 1,055,013 | Mar. 04, 1913 | J. Gunzenhauser, W. Bennington | Portable Milling Tool | milling machine tools |
| 1,105,154 | Jul. 28, 1914 | R.S. McMillen | Bit-Gage | drill depth stops |
| 1,285,350 | Nov. 19, 1918 | C.A. Palmgren | Tool | drill bits |
| 1,430,951 | Oct. 03, 1922 | G.H. Cranmer | Bit Gauge | drill depth stops |
| 1,479,325 | Jan. 01, 1924 | J. Schubnle | Chuck with countersink and depth stop | drill depth stops |
| 2,308,055 | Jan. 12, 1943 | S.A. Cogsdill | Adjustable countersink structure | metalworking countersinks |
| 2,710,549 | Jun. 14, 1955 | S.A. Cogsdill | Micro-limit Countersink Driver | metalworking countersinks |
| 2,823,563 | Feb. 18, 1958 | W. Nipken | Depth control attachment for a drill or the like | drilling and boring |
| 3,017,643 | Jan. 23, 1962 | J.W. Lehde, Jr. | Adjustable Tap Stop Means for Limiting Depth of Threading | tap and die holders |
| 5,080,535 | Jan. 14, 1992 | Y. Hirano | Drill Chips Removing Device | drill press accessories |
| 5,795,110 | Aug. 18, 1998 | J. Wirth, Jr., J.L. Sanger, M.K. McCool | No mar depth stop | drill depth stops |
