| Patents for Ada E. Hagerty |
Patents 16 -
22
of 22
      |
| Number | Date | Patentee | Title | Type |
| 991,839 | May 09, 1911 | L. Fuchs | Micrometer Protractor | protractors |
| 1,065,749 | Jun. 24, 1913 | J.H. Wall | Device For Manipulating Explosive Engine Valves | valve grinding tools |
| 1,095,745 | May 05, 1914 | F. Spalding | Micrometer Calipers | micrometers |
| 1,107,187 | Aug. 11, 1914 | F. Spalding | Micrometer Calipers | micrometers |
| 1,231,338 | Jun. 26, 1917 | L. Desrochers | Handsaw | combination saws |
| 1,333,943 | Mar. 16, 1920 | F. Spalding | Caliper | measurement gauges |
| 1,337,165 | Apr. 13, 1920 | L.D. Spence | Caliper | measurement gauges |
