| All Patents in class 33/532 |
Patents 1 -
10
of 20
      |
| Picture | Number | Date | Patentee | Title |
 | 49,073 | Aug. 01, 1865 | M. Bowker | Improved Conical Turning Gage |
 | 56,164 | Jul. 10, 1866 | W.N. Bereley | Improved Tool for Adjusting Lathes to Turn Tapered Shafts |
 | 79,032 | Jun. 16, 1868 | D.H. Tierney | Bevel & Tapering Gauge |
 | 129,349 | Jul. 16, 1872 | E.C. Kellogg | Calipers For Taper Surfaces |
 | 151,370 | May 26, 1874 | J.E. Emerson | Improvement in Saw Swages |
 | 318,526 | May 26, 1885 | F.H. Tidgewell, F. Waite | Taper Measuring Tool |
 | 486,042 | Nov. 08, 1892 | W. Holland | Pitch Gage for Bevel Gears |
 | 501,807 | Jul. 18, 1893 | F. Peterson | Taper Gage |
 | 761,378 | May 31, 1904 | G.P. Hazelton | Device for Measuring Tapers |
 | 777,606 | Dec. 13, 1904 | A.J. Knowlton, O.B. Creamer | Taper Calipers |
