| All Patents in class 33/817 |
Patents 1 -
10
of 37
      |
| Picture | Number | Date | Patentee | Title |
 | 347,844 | Aug. 24, 1886 | J.T. Usher | Micrometer Inside Calipers |
 | 364,913 | Jun. 14, 1887 | A.H. Emery | Micrometer Gage |
 | 536,676 | Apr. 02, 1895 | M. Wilcox | Micrometer Caliper |
 | 641,173 | Jan. 09, 1900 | J.P. Wells | Micrometer Calipers |
 | 645,838 | Mar. 20, 1900 | F. Spalding | Micrometer Gage |
 | 717,296 | Dec. 30, 1902 | F. Spaulding | Micrometer Calipers |
 | 729,970 | Jun. 02, 1903 | F. Spalding | Micrometer Calipers |
 | 799,533 | Sep. 12, 1905 | C.D. Clark | Micrometer Height Gage |
 | 806,594 | Dec. 05, 1905 | L.S. Starrett | Spindle Lock for Micrometer Gage |
| | 827,453 | Jul. 31, 1906 | W.O. Woodman, J.C. Leach | Micrometer Gage |
