Patents for Jacob Kritch |
Patents 1 -
7
of 7
|
Number | Date | Patentee | Title | Type |
44,807 | Oct. 25, 1864 | J. Kritch | Improvement in machines for boring wagon-hubs | drilling and boring |
122,323 | Jan. 02, 1872 | J. Kritch | Improvement in Hubs for Carriage Wheels | wheelwright |
170,744 | Dec. 07, 1875 | J. Kritch | Machine for Forming Collars on Carriage Axles | wheelwright |
201,350 | Mar. 19, 1878 | J. Kritch | Improvement in hub-boring machines | drilling and boring |
RE8,442 | Oct. 01, 1878 | J. Kritch | Improvement in machines for boring wagon-hubs | wheelwright |
235,440 | Dec. 14, 1880 | J. Kritch | Machine for Shaping the Arms or Spindles of Axles | milling machines |
337,504 | Mar. 09, 1886 | J. Kritch | Die for Forging Axles | forging machines |