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Matches 1 - 44 out of 44

Document	Document Title
5186421	Rail finder A rail finder for railroad bridges is compactly and uniquely designed to minimize false signals and decrease replacement and maintenance costs. A weighted lever mounted on switch-box rotatable shaft that is perpendicularly disposed with ...
2445953	Signal device
2109797	Bascule bridge and equipment
1700464	Indicator for bascules
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Matches 1 - 44 out of 44