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All Patents of Type: truss bridges | |||||
Number | Date | Patentee | Title | Type | |
662X | Feb. 14, 1806 | T. Burr | Bridges | truss bridges | |
2,769X | Apr. 03, 1817 | T. Burr | Truss Bridge | truss bridges | |
3,169X | Jan. 28, 1820 | I. Town | Truss Bridge | ||
8,743X | Apr. 03, 1835 | I. Town | Improvement on his bridges | truss bridges | |
9,090 | Jul. 06, 1852 | E. Valentine, A. Bradway | Construction of Bridges | ||
66,433 | Jul. 02, 1867 | T.B. White | Truss Bridge | ||
202,526 | Apr. 16, 1878 | W.O. Douglas | Improvement in truss-bridges | truss bridges |