| All Patents in class 33/805 |
Patents 1 -
10
of 10
      |
| Number | Date | Patentee | Title | Type |
| 328,031 | Oct. 13, 1885 | L.E. Hickok | Beam Compass | trammels |
| 734,014 | Jul. 21, 1903 | J.A. Traut | Beam Compass | trammels |
| 972,196 | Oct. 11, 1910 | C.E. Johnson | Micrometer | indicating calipers |
| 1,461,083 | Jul. 10, 1923 | M.H. Damerell | Indicating Device | alignment gages |
| 1,539,896 | Jun. 02, 1925 | L.W. Claybourn | Measuring Apparatus | vacuum and pressure gauges |
| 1,543,795 | Jun. 30, 1925 | H.M. Rockwell | Continuous Reading Gauge | limit gages |
| 1,571,641 | Feb. 02, 1926 | F.J. Pratt | Gauge for Determining Internal Diameter of Elements Being Gound | grinding attachments |
| 1,587,217 | Jun. 01, 1926 | M.H. Damerell | Crank Shaft Indexing Machine | indexers and dividers |
| 3,210,853 | Oct. 12, 1965 | J.G. Wiatt | Automatic In-Process Gauge | cylindrical grinders |
| 3,276,131 | Oct. 04, 1966 | C. Hahn | Linear Measuring Device | measurement gauges |
