| All Patents in class 33/501.5 |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 57,588 | Aug. 28, 1866 | P. Soper | Improvement in Calipers | calipers |
| 454,569 | Jun. 23, 1891 | J.H. Dyson | Calipers | calipers |
| 499,199 | Jun. 13, 1893 | J. Bath | Calipers | measurement gauges |
| 611,391 | Sep. 27, 1898 | H.A. Pike | Calipers | calipers |
| 720,947 | Feb. 17, 1903 | R. Miller | Micrometer Calipers | indicating calipers |
| 745,229 | Nov. 24, 1903 | W.A. McDonald | Calipers | calipers |
| 765,034 | Jul. 12, 1904 | C.C. McLaughry | Compression Indicator for Calipers | calipers |
| 769,908 | Sep. 13, 1904 | C.E. Lamb | Calipers | calipers |
| 794,094 | Jul. 04, 1905 | T.S. Glover | Calipers | calipers |
| 962,583 | Jun. 28, 1910 | J.H. Pember | Micrometer Attachment for Machinist's Calipers | indicating calipers |
| 1,365,779 | Jan. 18, 1921 | T.E. Grove | Indicating Calipers | calipers |
| 1,435,630 | Nov. 14, 1922 | R. Pesek, E. Cichey | Calipers | calipers |
| 2,802,273 | Aug. 13, 1957 | K.H. Mueller | Dial Indicator Hole Gage | measurement gauges |
| 3,585,726 | Jun. 22, 1971 | H.L. Kotowski | Angularly adjustable stem for dial indicators and the like | |
