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| All Patents in class 483/49 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 3,412,459 | Nov. 26, 1968 | J.C. Hollis | Automatic Tool Changing System | ||
| 3,590,470 | Jul. 06, 1971 | W.E. Brainard | Unitary Tool Storage and Changing Mechanism | ||
| 3,688,387 | Sep. 05, 1972 | W.D. Zettler | Shuttle Type Automatic Tool Changer | ||
| 3,811,179 | May 21, 1974 | W.T. Anderson | Tool Changer | ||
| 3,949,462 | Apr. 13, 1976 | D.E. deCaussin | Removable Attachment for Automatic Milling Machines | ||