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| Patents for A. J. Sangster | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 235,380 | Dec. 14, 1880 | S.S. Rightmyer | Bit-brace | |
 | CA-52,842 | Jul. 08, 1896 | W. Dicks | Wrench | |
 | 571,879 | Nov. 24, 1896 | B. Holmes | Variable Speed Countershaft | |
 | 609,807 | Aug. 30, 1898 | E. Holmes, B. Holmes | Machine for Flaring and Bending Metal Hoops | |
 | 637,375 | Nov. 21, 1899 | S. Davidson | Wrench | |
 | 642,793 | Feb. 06, 1900 | E.F. Beugler, B. Holmes, E. Holmes | Barrel Head Inserting or Removing Machine | |