| All Patents in class 33/815 |
Patents 1 -
15
of 34
      |
| Number | Date | Patentee | Title | Type |
| 141,915 | Aug. 19, 1873 | A. Bónnaz | Micrometer Gage | micrometers |
| 346,456 | Aug. 03, 1886 | M.M. Barnes | Micrometer Calipers | micrometers |
| 350,513 | Oct. 12, 1886 | A.L. Washburn | Micrometer Calipers | micrometers |
| 487,410 | Dec. 06, 1892 | G. Sylvia | Automatic Stop for Micrometer Gages | micrometers |
| 528,759 | Nov. 06, 1894 | H.V. Bernhardt | Automatic Stop for Micrometer Gages | micrometers |
| 535,521 | Mar. 12, 1895 | J.E. Williamson | Micrometer Gage | micrometers |
| 647,910 | Apr. 17, 1900 | L.S. Starrett | Micrometer Gage | micrometers |
| 756,461 | Apr. 05, 1904 | H.O. Borduas | Micrometer Calipers | micrometers |
| 797,745 | Aug. 22, 1905 | C.W. Pitman | Micrometer Gage | micrometers |
| 1,005,883 | Oct. 17, 1911 | E. Challet, P. Roch | Instument for Making Micrometric Measurements | measurement gauges |
| 1,143,007 | Jun. 15, 1915 | F. Wilcox | Ratchet Extension and Protector for Micrometer Calipers | micrometers |
| 1,267,075 | May 21, 1918 | H.S. Hubbell | Micrometer Calipers | micrometers |
| 1,290,921 | Jan. 14, 1919 | J.A. Davidson | Micrometer Caliper | special purpose gauges |
| 1,308,988 | Jul. 08, 1919 | L. Lowenstein | Ratchet Extension for Micrometers | measurement gauges |
| 1,463,673 | Jul. 31, 1923 | C.A. Clase | Micrometer Gauge | inside micrometers |
