| Patents for McDonald Machine Co. |
Patents 1 -
15
of 33
      |
| Number | Date | Patentee | Title | Type |
| 834,069 | Oct. 23, 1906 | C.B. McDonald, C.D. McDonald | Can-soldering machine | can making machines |
| 864,325 | Aug. 27, 1907 | C.B. McDonald | Can-forming machine | can making machines |
| 877,358 | Jan. 21, 1908 | C.D. McDonald | Can-heading machine | can making machines |
| 938,165 | Oct. 26, 1909 | C.B. McDonald | Can-testing machine | can making machines |
| 945,573 | Jan. 04, 1910 | C.B. McDonald, C.D. McDonald | Can-testing machine | can making machines |
| 970,092 | Sep. 13, 1910 | C.D. McDonald | Automatic die-press | |
| 1,013,796 | Jan. 02, 1912 | C.B. McDonald, J.E. McCullough | Can-testing machine | can making machines |
| 1,025,199 | May 07, 1912 | C.B. McDonald | Can-testing machine | can making machines |
| 1,039,565 | Sep. 24, 1912 | C.D. McDonald | Metal-working machine | |
| CA-147,087 | Apr. 08, 1913 | C.D. McDonald | Metal working machine | |
| 1,110,810 | Sep. 15, 1914 | C.D. McDonald | Metal-shearing machine | |
| 1,121,271 | Dec. 15, 1914 | C.D. McDonald, C.E. Ennes | Die-press mechanism or the like | |
| 1,141,644 | Jun. 01, 1915 | C.D. McDonald | Metal-shearing machine | |
| 1,169,332 | Jan. 25, 1916 | C.D. McDonald | Metal-shearing machine | |
| 1,169,333 | Jan. 25, 1916 | C.D. McDonald | Metal-shearing machine | |
