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| All Patents in class 249/161 | |||||
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| Number | Date | Patentee | Title | Type | |
| 136,821 | Mar. 18, 1873 | M.S. Drake | Improvement in adjustable ingot-molds | ||
| 406,181 | Jul. 02, 1889 | W.E. Snediker | Mold for making steel castings | making vises | |