| All Patents in class 33/629 |
Patents 1 -
9
of 9
      |
| Number | Date | Patentee | Title | Type |
| 57,934 | Sep. 11, 1866 | E. Lyman | Screw Gage | special purpose gauges |
| 284,702 | Sep. 11, 1883 | J. Wyke | Screw-Cutting Gage | measurement gauges |
| 451,123 | Apr. 28, 1891 | C.M. Grannis | Machinists Gage & Gage Holder | special purpose gauges |
| 630,316 | Aug. 08, 1899 | J. Beach | Machinst's Tool | measurement gauges |
| 689,825 | Dec. 24, 1901 | S.M. Miller | Screw Cutter's Bevel and Pitch Gage | thread gages |
| 1,686,318 | Oct. 02, 1928 | G.B. Gallasch | Gauge | special purpose gauges |
| 1,854,184 | Apr. 19, 1932 | R.E. Flanders | Means for Correctly Setting Relieved Taps in Thread-Finishing Machines | grinding fixtures |
| 1,979,023 | Oct. 30, 1934 | R.R. Finn, E.T. Bysshe | Gauge for Chaser Grinding | thread gages |
| 2,504,249 | Apr. 18, 1950 | O.C. Bruce | Gage for Setting Tools for Cutting Screw Threads | thread gages |
