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| All Patents in class 277/508 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,357 | Nov. 06, 1847 | C.W. Noyes, T.W. Allen | Piston-Rod Packing | piston ring and packing | |
| RE254 | Jan. 10, 1854 | C.W. Noyes, T.W. Allen | Piston-Rod Packing | piston ring and packing | |
| RE255 | Jan. 10, 1854 | J. Judson, A. Judson | Improved Governor-valve for Steam-engines | steam engine governors | |