| All Patents in class 33/819 |
Patents 1 -
15
of 41
      |
| Number | Date | Patentee | Title | Type |
| 495,379 | Apr. 11, 1893 | J.C. Smith | Micrometer Gage | micrometers |
| 506,703 | Oct. 17, 1893 | J.H. Lynch | Vernier Calipers | vernier calipers |
| 626,876 | Jun. 13, 1899 | E.C. Thurston, F. Spalding | Micrometer Calipers | micrometers |
| 659,570 | Oct. 09, 1900 | A.J. Baxter, H. Brooker | Micrometer or Similar Gage | micrometers |
| 981,127 | Jan. 10, 1911 | L. Scusa | Micrometer Gage | micrometers |
| 990,655 | Apr. 25, 1911 | F.O. Jaques, Sr. | Micrometer Calipers | micrometers |
| 1,001,471 | Aug. 22, 1911 | F. Spaulding | Direct-Reading Micrometer | measurement gauges |
| 1,021,384 | Mar. 26, 1912 | M.A. Smith | Micrometer Gage | micrometers |
| 1,021,680 | Mar. 26, 1912 | F.O. Jaques | Micrometer Calipers | micrometers |
| 1,095,745 | May 05, 1914 | F. Spalding | Micrometer Calipers | micrometers |
| 1,107,202 | Aug. 11, 1914 | E.S. Savage | Micrometer Caliper | micrometers |
| 1,107,203 | Aug. 11, 1914 | E.S. Savage | Micrometer Caliper | micrometers |
| 1,121,632 | Dec. 22, 1914 | F.O. Jaques, Sr. | Micrometer Calipers | micrometers |
| 1,132,704 | Mar. 23, 1915 | Z.B. Coes | Micrometer | micrometers |
| 1,167,644 | Jan. 11, 1916 | F.O. Jaques, Sr. | Amplifying Measuring Instrument | micrometers |
