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| Patents for Charles William Berthiez | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,624,099 | Jan. 06, 1953 | C.W. Berthiez | Locking Device for Toolholders Carriage Operating in Both Directions | slotting machine tool holders | |
| 2,685,122 | Aug. 03, 1954 | C.W. Berthiez | Turret-Head for Machine-Tools with Rotating Spindle such as Milling and Boring Machines and the Like | milling machine accessories | |
| 2,897,706 | Aug. 04, 1959 | C.W. Berthiez | Milling and Boring Machine | vertical boring mills | |