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All Patents of Type: dams and weirs | |||||
Number | Date | Patentee | Title | Type | |
5,662X | Oct. 10, 1829 | P. M'grath | River dams for the easy passage up and down of fish and of vessels | dams and weirs | |
NX-183,002,223 | Feb. 22, 1830 | J.M. Syme | Dam | dams and weirs | |
8,430X | Oct. 04, 1834 | A. Addis | Chutes for Dams | dams and weirs | |
382,395 | May 08, 1888 | B.F. Thomas | Wicket Dam | dams and weirs |