| All Patents in class 33/818 |
Patents 1 -
15
of 45
      |
| Number | Date | Patentee | Title | Type |
| 334,770 | Jan. 26, 1886 | G.B. Grant | Micrometer Gage | micrometers |
| 350,516 | Oct. 12, 1886 | W.H. Wilkinson | Micrometer Calipers | micrometers |
| 551,591 | Dec. 17, 1895 | F.E. Lake | Micrometer Calipers | micrometers |
| 664,211 | Dec. 18, 1900 | E.C. Clapp | Micrometer Gage | micrometers |
| 676,637 | Jun. 18, 1901 | F. Spalding | Micrometer Caliper | micrometers |
| 756,461 | Apr. 05, 1904 | H.O. Borduas | Micrometer Calipers | micrometers |
| 805,480 | Nov. 28, 1905 | F.G. Marbach | Micrometer | micrometers |
| 870,403 | Nov. 05, 1907 | L.C. Woerner | Micrometer Gage | inside micrometers |
| 902,492 | Oct. 27, 1908 | F.O. Jaques, Jr. | Micrometer Calipers | micrometers |
| 1,027,549 | May 28, 1912 | M. Kronert | Micrometer Feed Mechanism | metal lathe accessories and attachments |
| 1,111,030 | Sep. 22, 1914 | W. O'Brien | Micrometer Gage | micrometers |
| 1,124,867 | Jan. 12, 1915 | L.C. Crescio | Micrometer Gage | micrometers |
| 1,143,165 | Jun. 15, 1915 | F. Begusch | Instrument for Minute Measurings | micrometers |
| 1,169,762 | Feb. 01, 1916 | W.J. Belcher | Micrometer Gage | micrometers |
| 1,252,009 | Jan. 01, 1918 | F.O. Jaques, Sr. | Micrometer Caliper Thimble | micrometers |
