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| All Patents in class 164/241 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 617X | May 10, 1805 | E.A. Lester | Method of Making Molds for Casting Iron Screws | ||
| 5,412X | Mar. 25, 1829 | J. Sewall, C. Sewall | Pattern for moulding and casting composition spikes | ||
| 5,799X | Jan. 28, 1830 | J. Leonard, Jr., J.L. Brainard, A. Sizer | Moulds for casting iron, brass, etc. | ||
 | 333,765 | Jan. 05, 1886 | W.J. Liddell | Machine for molding pulleys | |
| 793,861 | Jul. 04, 1905 | H. Tscherning | Molding-machine | ||