| Patents for Charles E. Long |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 216,254 | Jun. 10, 1879 | J.F. Bender | Tire Bending Machine | tire bending tools |
| 250,124 | Nov. 29, 1881 | J. Bender | Blowing Machine | blacksmith |
| 316,789 | Apr. 28, 1885 | H.B. Keiper | Device for Converting Motion | metalworking machine mechanisms |
| 348,299 | Aug. 31, 1886 | E.S. Stehman | Block for engravers' use | engraver |
| 357,524 | Feb. 08, 1887 | W.H. Denney | Clamp or vise | hand screws |
| 667,658 | Feb. 05, 1901 | H.B. Keiper | Ball-gearing | |
| 676,322 | Jun. 11, 1901 | H.B. Keiper | Rotary fan-blower | forge blowers |
| 676,324 | Jun. 11, 1901 | H.B. Keiper | Mechanical movement | forge blowers |
| 869,247 | Oct. 29, 1907 | H.B. Keiper | Combined motor and hand operated rotary blower | forge blowers |
| 997,920 | Jul. 11, 1911 | H.B. Keiper | Ball and roller bearing | industrial machine bearings |
| 1,165,357 | Dec. 21, 1915 | H.B. Keiper | Drilling-machine | drilling and boring |
| 1,170,072 | Feb. 01, 1916 | H.B. Keiper | Ball-retainer | industrial machine bearings |
| 1,359,814 | Nov. 23, 1920 | M.C. Dellinger, H.W. Kulp | Valve-spring lifter | valve spring tools |
