| All Patents in class 483/52 |
Patents 1 -
6
of 6
      |
| Picture | Number | Date | Patentee | Title |
| | 3,188,736 | Jun. 15, 1965 | W.E. Brainard, H.J. Baechle | Multiple Spindle Tool Changer |
| | 3,300,856 | Jan. 31, 1967 | J. Daugherty | Machine Tool With Automatic Tool Changing Apparatus |
| | 3,571,912 | Mar. 23, 1971 | E.J. Kielma | Multi-tool Tool Changer |
| | 3,780,423 | Dec. 25, 1973 | C.E. Gilbert, Jr., W.E. Petri, Jr., T.F. Johnson, A.J. Lilienthal | Tool Changer |
| | 4,443,928 | Apr. 24, 1984 | E.J. Kielma | Multiple-spindle Tool Changer |
| | 4,599,786 | Jul. 15, 1986 | H.R. Uhtenwoldt | Grinding Machine With Apparatus for Changing Grinding Wheel Tools and Workpieces |
