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| Patents for William C. Brown | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 123,971 | Feb. 27, 1872 | G.R. Babbitt | Improvement in Piston Packing | |
 | 1,285,475 | Nov. 19, 1918 | W. Turnwald | Automatic exhaust-valve | |