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| All Patents in class 403/316 | |||||
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| Number | Date | Patentee | Title | Type | |
| 815,312 | Mar. 13, 1906 | C.G. Sprado | Adjustable piston-rod and cross-head connection | ||
| 873,695 | Dec. 10, 1907 | D.K. Allison, G.F. De Wein | Hood-rod-disconnecting Device | steam engines | |
| 1,677,199 | Jul. 17, 1928 | J.T. Nelson | Handle lock for pneumatic tools | ||