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Patents for Hugh Williams | |||||
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Picture | Number | Date | Patentee | Title | |
341,538 | May 11, 1886 | H. Williams, C.H. Andrew | Gas Engine | ||
386,949 | Jul. 31, 1888 | H. Williams | Gas Motor Engine | ||
457,020 | Aug. 04, 1891 | H. Williams | Gas Motor Engine | ||
490,006 | Jan. 17, 1893 | H. Williams | Gas or Similar Motor Engine |