| All Patents in class 235/103 |
Patents 1 -
10
of 29
      |
| Picture | Number | Date | Patentee | Title |
 | 80,612 | Aug. 04, 1868 | J.S. Detrick | Counting Register |
 | 182,177 | Sep. 12, 1876 | E. Wright, D. Davis, Jr. | Rotary Measure |
 | 194,548 | Aug. 28, 1877 | W. Churchill | Speed Indicator for Shafting |
 | 264,900 | Sep. 26, 1882 | W.G. Richards | Speed Indicator |
 | 268,107 | Nov. 28, 1882 | W. Lang | Speed Indicator |
 | 282,067 | Jul. 31, 1883 | C.H. Fowler | Speed Indicator |
 | 299,677 | Jun. 03, 1884 | R.J. Pratt | Speed Indicator |
 | 325,991 | Sep. 08, 1885 | H. Tabor | Speed Indicator |
 | 387,481 | Aug. 07, 1888 | G. Almorth | Protractor |
 | 397,395 | Feb. 05, 1889 | E.C. Smith | Speed Indicator |
