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| Patents for John J. Crawley | |||||
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| Number | Date | Patentee | Title | Type | |
| 553,853 | Feb. 04, 1896 | E. Huber | Lubricator | industrial machine pulleys and belt drive mechanisms | |
| 644,079 | Feb. 27, 1900 | E. Huber | Attachment for tightening nuts | drill press accessories | |