| All Patents of Type: measuring tools |
Patents 1 -
15
of 19
      |
| Number | Date | Patentee | Title | Type |
| 69,954 | Oct. 15, 1867 | J. Richards | Standard Gauges | measuring tools |
| 741,087 | Oct. 13, 1903 | C.B. Weidlog | Indicator for Boring Machines | measuring tools |
| SE-17,017 | Jan. 30, 1904 | C.E. Johansson | Gauge block sets for precision measurement | measuring tools |
| 1,307,426 | Jun. 24, 1919 | F.O. Wells | Limit Gage | measuring tools |
| 1,307,451 | Jun. 24, 1919 | R.H. Parker | Screw Thread Gage | measuring tools |
| 1,571,783 | Feb. 02, 1926 | J.R. Aulenback | Adjustable Gage | measuring tools |
| 1,579,334 | Apr. 06, 1926 | G. Poncet | Micrometric Plug Gage | measuring tools |
| 1,597,636 | Aug. 24, 1926 | W.E. Sykes | Measuring Instrument for Gear Wheel Teeth | measuring tools |
| 1,598,248 | Aug. 31, 1926 | S.S. Paine | Measuring Gauge for Rolls | measuring tools |
| 1,799,739 | Apr. 07, 1931 | J.B. Elfring, C.G. Schiele | Precision measuring device | measuring tools |
| 1,852,760 | Apr. 05, 1932 | J.G. Sisson | Cylinder Gauge | measuring tools |
| 1,854,244 | Apr. 19, 1932 | E.A. Walker, H.M. Allison | Machine for Measuring Two-Fluted Taps | measuring tools |
| 1,991,854 | Feb. 19, 1935 | C.E. Johansson | Apparatus for demonstrating the adhesion of flat surfaces | measuring tools |
| 2,601,630 | Jun. 24, 1952 | R.J. Rahn, I.J. Rahn | Angle block and method of manufacture | measuring tools |
| 2,947,083 | Aug. 02, 1960 | R.J. Rahn | Surface plate calibration | measuring tools |
