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| Patents for Henry M. Williams | |||||
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| Number | Date | Patentee | Title | Type | |
| 549,626 | Nov. 12, 1895 | F. Burger | Balanced Gas Engine | gas and gasoline engines | |
| 576,430 | Feb. 02, 1897 | F. Burger | Explosive Engine | ||
| 584,282 | Jun. 08, 1897 | H.M. Williams, F. Burger | Gas Engine | gas and gasoline engines | |
| 585,651 | Jul. 06, 1897 | F. Burger | Gas Engine | gas and gasoline engines | |
| 623,980 | May 02, 1899 | F. Burger | Automatic Explosive Compression Engine | gas and gasoline engines | |
| 632,913 | Sep. 12, 1899 | F. Burger | Gas Engine | gas and gasoline engines | |