Patents for Sylvanus Sawyer |
Patents 1 -
15
of 18
      |
Number | Date | Patentee | Title | Type |
6,874 | Nov. 13, 1849 | S. Sawyer | Machine for splitting and dressing rattan | rattan machines |
7,106 | Feb. 19, 1850 | O. Ramsdell | Breast-plate for harness | tack |
8,178 | Jun. 24, 1851 | S. Sawyer | Machine for cutting ratan, &c. | rattan machines |
12,073 | Dec. 12, 1854 | S. Sawyer | Ratan-machine | rattan machines |
12,141 | Jan. 02, 1855 | S. Sawyer | Machine for splitting ratans into strips | rattan machines |
13,799 | Nov. 13, 1855 | S. Sawyer | Improved compound projectile | |
34,040 | Dec. 24, 1861 | S. Sawyer | Improved fuse-hood for shells | projectile shells |
34,041 | Dec. 24, 1861 | S. Sawyer | Improvement in mandrels for loading case-shot, &c. | |
36,172 | Aug. 12, 1862 | A.M. Sawyer, S. Sawyer | Improvement in combined time and percussion fuses for explosive shells | projectile shells |
49,553 | Aug. 22, 1865 | S. Sawyer, E.E. Safford | Improved Adjustable Center-Punch | center punches |
63,656 | Apr. 09, 1867 | S. Sawyer | Improvement in Dividers and Calipers | calipers |
75,057 | Mar. 03, 1868 | S. Sawyer | Improvement in steam-generators | stationary boilers |
78,238 | May 26, 1868 | S. Sawyer | Improvement in rattan-machines | rattan machines |
79,603 | Jul. 07, 1868 | S. Sawyer | Improvement in Calipers | calipers |
174,159 | Feb. 29, 1876 | W. Esty, S. Sawyer | Improvement in sewing-machines for sewing shoes | sewing machines |