| All Patents in class 33/557 |
Patents 1 -
10
of 17
      |
| Picture | Number | Date | Patentee | Title |
 | 59,721 | Nov. 13, 1866 | E.C. Kellogg | Machinists' Combination Tool |
 | 396,064 | Jan. 15, 1889 | J.A. Blair | Inside Calipers or Gage |
 | 470,912 | Mar. 15, 1892 | W.F. Durand | Calipers |
 | 524,611 | Aug. 14, 1894 | R.A. Saddler | Calipers & Dividers |
 | 734,014 | Jul. 21, 1903 | J.A. Traut | Beam Compass |
 | 862,765 | Aug. 06, 1907 | C.R. Shaffer | Micrometer Gage |
| | 915,473 | Mar. 16, 1909 | J.A. Petit | Double Self Reporting Calipers |
| | 1,129,705 | Feb. 23, 1915 | R.J. Messier | Measuring Instrument |
 | 1,155,542 | Oct. 05, 1915 | E.B. Bennett, J. Armstrong | Combined Gage and Compass |
 | 1,280,138 | Oct. 01, 1918 | G.C. Blair | Gage |
