| All Patents in class 33/803 |
Patents 16 -
24
of 24
      |
| Number | Date | Patentee | Title | Type |
| 1,414,550 | May 02, 1922 | J.P. Cluley | Micrometer Caliper | micrometers |
| 1,415,054 | May 09, 1922 | H.M. Rockwell | Gauge | dial indicator attachments |
| 1,420,105 | Jun. 20, 1922 | J. Hutchins | Measuring Instrument | dial indicator gauges |
| 1,436,354 | Nov. 21, 1922 | R.H. Parker | Gauge | alignment gages |
| 1,512,626 | Oct. 21, 1924 | P.M. Mueller | Bench Type Gear Testing Machine | gear measuring machines |
| 2,030,320 | Feb. 11, 1936 | M. Ricci | Precision Instrument | measurement gauges |
| 2,124,006 | Jul. 19, 1938 | J.W. Parker | Dial Test Indicator | test indicators |
| 2,412,665 | Dec. 17, 1946 | R.W. Young | Measuring Apparatus | measurement gauges |
| 2,559,912 | Jul. 10, 1951 | W. Ames | Thickness gauge for compressible material | |
