| All Patents in class 33/558.3 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 77,123 | Apr. 21, 1868 | H. Stewart | Improvement in Compasses | compasses |
| 130,879 | Aug. 27, 1872 | O. Stoddard | Improvement in Compasses | calipers |
| RE5,290 | Feb. 18, 1873 | O.E. Weatherhead | Improvement in dividers | dividers |
| 297,979 | May 06, 1884 | R. Folger | Dividers | dividers |
| 395,167 | Dec. 25, 1888 | F. Motz | Calipers & Dividers | calipers |
| 558,773 | Apr. 21, 1896 | D.S. Byer | Attachment for Calipers | calipers |
| 613,665 | Nov. 08, 1898 | W.A. Coulson | Combination Tool | calipers |
| 649,934 | May 22, 1900 | T.R. James | Micrometer Attachment for Tools | micrometers |
| 672,124 | Apr. 16, 1901 | J. Hamilton | Micrometer Attachment | micrometers |
| 732,463 | Jun. 30, 1903 | O. Stoddard | Calipers and Dividers | dividers |
| 1,402,509 | Jan. 03, 1922 | A. Lysiak | Compasses | compasses |
| 1,416,573 | May 16, 1922 | J.A. Obole | Micrometer Attachment for Calipers | measurement gauges |
