| All Patents in class 33/544.6 |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| 953,282 | Mar. 29, 1910 | L.H. Nash | Measuring Instrument and Similar Tool | measurement gauges |
| 1,252,634 | Jan. 08, 1918 | G.J. Walker | Gage | surface gauges |
| 1,329,456 | Feb. 03, 1920 | T.Z. Carpenter | Gage | measurement gauges |
| 1,408,808 | Mar. 07, 1922 | W.E. Keopple | Expansion Plug Gauge | plug gauges |
| 1,579,334 | Apr. 06, 1926 | G. Poncet | Micrometric Plug Gage | plug gauges |
| 2,048,407 | Jul. 21, 1936 | W.A. Price | Micrometer Tube Caliper | micrometers |
| 2,095,405 | Oct. 12, 1937 | C.E. Ruf, E.H. Aldeborgh | Bore Measuring Attachment for Dial Indicators | measurement gauges |
| 2,329,067 | Sep. 07, 1943 | M. Maag | Gauge | measurement gauges |
| 2,449,842 | Sep. 21, 1948 | E.S. Cornell | Work Gauge | thread gages |
| 2,478,427 | Aug. 09, 1949 | F. Schmid | Micrometer Caliper for Round Bores | micrometers |
| 2,563,984 | Aug. 14, 1951 | E.J. Witchger | Adjustable plug gauge | |
| 2,566,160 | Aug. 28, 1951 | E. Bowers | Internal Diameter Micrometer | micrometers |
| 2,584,602 | Feb. 05, 1952 | P.C. McKee | Inside Gauge | measurement gauges |
| 2,591,452 | Apr. 01, 1952 | M. Maag | Internal Dimension Gauge | measurement gauges |
| 2,826,820 | Mar. 18, 1958 | C. Zelnick | Hole gauges | |
