| All Patents of Type: magnetic chucks |
Patents 1 -
15
of 32
      |
| Number | Date | Patentee | Title | Type |
| 564,296 | Jul. 21, 1896 | O.S. Walker | Magnetic chuck | magnetic chucks |
| 614,190 | Nov. 15, 1898 | O.S. Walker | Magnetic chuck | magnetic chucks |
| 651,908 | Jun. 19, 1900 | O.S. Walker | Magnetic Chuck | magnetic chucks |
| GB-190,806,343 | May 22, 1908 | P.V. Vernon, A. Herbert | Improvements in Chucks | magnetic chucks |
| 1,125,198 | Jan. 19, 1915 | H.K. Spencer | Magnetic Chuck | magnetic chucks |
| 1,180,457 | Apr. 25, 1916 | O.S. Walker | Magnetic Chuck | magnetic chucks |
| 1,180,680 | Apr. 25, 1916 | O.S. Walker | Apparatus for Controlling Magnetic Chucks | magnetic chucks |
| 1,213,167 | Jan. 23, 1917 | A.M. Drake | Magnetic chuck and casing | magnetic chucks |
| 1,222,052 | Apr. 10, 1917 | O.S. Walker | magnetic chuck | magnetic chucks |
| 1,330,558 | Feb. 10, 1920 | F.L. Simmons | Parallel Bars and the Like for Magnetic Chucks | magnetic chuck accessories |
| 1,336,928 | Apr. 13, 1920 | F.L. Simmons | Method and Apparatus for Alining Work on V Blocks and the Like for Magnetic Chucks | magnetic chuck accessories |
| 1,435,946 | Nov. 21, 1922 | F.L. Simmons | Magnetic Chuck | magnetic chucks |
| 1,544,695 | Jul. 07, 1925 | H.K. Spencer | Magnetic Holding Device | magnetic chucks |
| 1,548,562 | Aug. 04, 1925 | H.K. Spencer | Means For And Method Of Handling Work Pieces | magnetic chucks |
| 1,568,024 | Dec. 29, 1925 | H.K. Spencer | Magnetic Holding Device | magnetic chucks |
