| All Patents in class 116/291 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 369,489 | Sep. 06, 1887 | C.O. Wilder | Indicator Attachment for Chucks | tool setting apparatus |
| 1,160,426 | Nov. 16, 1915 | C.J. Manning | Altitude Gage | liquid gauges |
| 1,299,838 | Apr. 08, 1919 | C.J. Keller | Indicator | measurement gauges |
| 1,497,372 | Jun. 10, 1924 | J.A. Green | Dial Indicator | dial indicator gauges |
| 2,158,649 | May 16, 1939 | J.B. Armitage | Precision Apparatus for Machine Tools | milling machine accessories |
| 2,476,713 | Jul. 19, 1949 | A.H. Emery | Zeroizing Means for Dial Indicators | |
| 2,906,233 | Sep. 29, 1959 | H. Goldberg, E.A. Reussenzehn | Computing scale | |
| 3,086,493 | Apr. 23, 1963 | E.P. Bullard, III | Indicating Device | |
