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Patents for Henry T. Dawson | |||||
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Picture | Number | Date | Patentee | Title | |
392,191 | Nov. 06, 1888 | H.T. Dawson | Gas Engine | ||
582,271 | May 11, 1897 | H.T. Dawson | Oil or Gas Engine | ||
651,780 | Jun. 12, 1900 | H.A. Dawson, H.T. Dawson | Internal-Combustion Motor |