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| Patents for Philip Mahler | |||||
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| Number | Date | Patentee | Title | Type | |
| 165,294 | Jul. 06, 1875 | J. Berry | Improvement in mortising-machines | mortising machines | |
| 194,902 | Sep. 04, 1877 | M. Hainque | Improvement in rotary printing-presses | box making machines | |