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| Patents for Komet Stahlhalter-und Werkzeugfabrik Robert Breuning | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,078,820 | Apr. 27, 1937 | A. Viehweger | Tool Holder | metalworking machine tool holders | |
| 4,184,391 | Jan. 22, 1980 | O. Eckle | Facing and Boring Head | facing heads | |