| Patents for A. J. Sangster |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 235,380 | Dec. 14, 1880 | S.S. Rightmyer | Bit-brace | braces |
| CA-52,842 | Jul. 08, 1896 | W. Dicks | Wrench | quick adjust wrenches |
| 571,879 | Nov. 24, 1896 | B. Holmes | Variable Speed Countershaft | industrial machine speed and direction changing mechanisms |
| 609,807 | Aug. 30, 1898 | E. Holmes, B. Holmes | Machine for Flaring and Bending Metal Hoops | barrel making machines |
| 637,375 | Nov. 21, 1899 | S. Davidson | Wrench | quick adjust wrenches |
| 642,793 | Feb. 06, 1900 | B. Holmes, E. Holmes, E.F. Beugler | Barrel Head Inserting or Removing Machine | barrel making machines |
