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All Patents of Type: truss bridges
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
662XFeb. 14, 1806T. BurrBridgestruss bridges
2,769XApr. 03, 1817T. BurrTruss Bridgetruss bridges
3,169XJan. 28, 1820I. TownTruss Bridge
8,743XApr. 03, 1835I. TownImprovement on his bridgestruss bridges
9,090Jul. 06, 1852E. Valentine, A. BradwayConstruction of Bridges
66,433Jul. 02, 1867T.B. WhiteTruss Bridge
202,526Apr. 16, 1878W.O. DouglasImprovement in truss-bridgestruss bridges
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