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| All Patents in class 277/424 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 845,701 | Feb. 26, 1907 | J.L. Moore | Turbine Shaft Packing | ||
 | 1,505,075 | Aug. 12, 1924 | G.G. Rhinevault | Journal bearing | |
| 2,604,852 | Jul. 29, 1952 | M.H. Baker | Pump Impeller | ||