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| Patents for Abenaque Machine Works | |||||
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| Number | Date | Patentee | Title | Type | |
| 612,756 | Oct. 18, 1898 | J.A. Ostenberg | Gas Engine | internal combustion engine governors | |
| 648,520 | May 01, 1900 | J.A. Ostenberg | Circuit Breaker for Gas Engines | ignition systems | |
| 713,792 | Nov. 18, 1902 | J.A. Ostenberg | Explosive Engine | ||
| 713,793 | Nov. 18, 1902 | J.A. Ostenberg | Explosive Charge | ||
| 718,511 | Jan. 13, 1903 | J.A. Ostenberg | Explosion Engine | internal combustion engine governors | |