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| All Patents in class 254/409 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 8,709 | Feb. 03, 1852 | S.G. Coleman, W. Coleman | Ship's Block | ||
 | 47,878 | May 23, 1865 | J.A. Talpey | Improvement in hoisting apparatus | |
| 79,653 | Jul. 07, 1868 | J.E. Gustin | Block and Tackle | ||
 | 1,392,957 | Oct. 11, 1921 | F.E. Matthews | Pulley and sheath therefor | |