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| Patents for Johann Müller | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,516,306 | Jun. 23, 1970 | J. Müller | Boring Head for Machine Tools | boring heads | |
| 3,599,517 | Aug. 17, 1971 | J. Müller | Boring and facing head for machine tools | boring heads | |