| All Patents in class 33/817 |
Patents 1 -
15
of 36
      |
| Number | Date | Patentee | Title | Type |
| 347,844 | Aug. 24, 1886 | J.T. Usher | Micrometer Inside Calipers | micrometers |
| 364,913 | Jun. 14, 1887 | A.H. Emery | Micrometer Gage | micrometers |
| 536,676 | Apr. 02, 1895 | M. Wilcox | Micrometer Caliper | micrometers |
| 641,173 | Jan. 09, 1900 | J.P. Wells | Micrometer Calipers | micrometers |
| 645,838 | Mar. 20, 1900 | F. Spalding | Micrometer Gage | micrometers |
| 717,296 | Dec. 30, 1902 | F. Spaulding | Micrometer Calipers | micrometers |
| 729,970 | Jun. 02, 1903 | F. Spalding | Micrometer Calipers | micrometers |
| 799,533 | Sep. 12, 1905 | C.D. Clark | Micrometer Height Gage | height gages |
| 806,594 | Dec. 05, 1905 | L.S. Starrett | Spindle Lock for Micrometer Gage | micrometers |
| 827,453 | Jul. 31, 1906 | W.O. Woodman, J.C. Leach | Micrometer Gage | micrometers |
| 873,626 | Dec. 10, 1907 | J.A. Adell, L.S. Starrett | Spindle-lock for Micrometer Gage | micrometers |
| 928,889 | Jul. 20, 1909 | L.S. Starrett | Spindle-lock for Micrometer Gage | micrometers |
| 934,692 | Sep. 21, 1909 | H.S. Plant | Micrometer Gage | inside micrometers |
| 1,005,883 | Oct. 17, 1911 | E. Challet, P. Roch | Instument for Making Micrometric Measurements | measurement gauges |
| 1,006,508 | Oct. 24, 1911 | L.S. Starrett | Spindle Lock | measurement gauges |
