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| All Patents in class 407/7 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 543,551 | Jul. 30, 1895 | J. Hartness | Metal Reducing Tool | ||
| 2,689,498 | Sep. 21, 1954 | C.H. Johnson | Rotary Tool Turning | ||
| 2,885,766 | May 12, 1959 | C.E. Waller, H. Ernst | Face Milling Cutter | ||
| 4,201,500 | May 06, 1980 | P. Kirchberger, B. Kralowetz | Profile Milling Cutter for a Circular Milling of Cylindrical Portions of Crankshafts | ||