| Patents for Elmer Harrold |
Patents 1 -
10
of 19
      |
| Picture | Number | Date | Patentee | Title |
 | 509,029 | Nov. 21, 1893 | A. Harrold | Sawmill dogging mechanism |
 | 715,061 | Dec. 02, 1902 | E. Harrold | Photographic timer |
 | 735,503 | Aug. 04, 1903 | E. Harrold, C.G. Wilderson | Molding flask |
 | 773,495 | Oct. 25, 1904 | C.G. Wilderson, E. Harrold | Attachment for sharpening bandsaws |
 | 779,158 | Jan. 03, 1905 | E. Harrold, C.G. Wilderson | Upper adjusting device for bandsaws |
 | CA-93,435 | Jun. 06, 1905 | E. Harrold, C.G. Wilderson | Band saw |
 | 814,652 | Mar. 06, 1906 | E. Harrold, C.G. Wilderson | Bandsaw machine |
 | 943,540 | Dec. 14, 1909 | E. Harrold | Cutter-head |
 | 1,035,187 | Aug. 13, 1912 | E. Harrold | Frame for wood-planing machines |
 | 1,050,455 | Jan. 14, 1913 | E. Harrold | Cutter-head-knife-adjusting wrench |
