Patents for N. E. Whitney |
Patents 1 -
7
of 7
      |
Number | Date | Patentee | Title | Type |
RE8,489 | Nov. 12, 1878 | D.M. Weston | Improvement in self-balancing centrifugal machines | centrifuges |
209,782 | Nov. 12, 1878 | J. Swan | Improvement in the Manufacture of Auger-Bits | making drills and augers |
209,954 | Nov. 19, 1878 | J.W. Bicknell | Improvement in adjustable boxes for paper-calendering rollers | manufacturing paper |
213,257 | Mar. 11, 1879 | C. Spring | Draw Knife | draw knives |
215,505 | May 20, 1879 | J.W. Bicknell, C. Carr | Improvement in machines for uniting paper | |
222,162 | Dec. 02, 1879 | C.M. Spencer | Improvement in cartridge-capping implements | cartridge tools |
227,210 | May 04, 1880 | J.M. Black | Saw Vise | vises |