Notes on use of aluminum, aluminum steel, and other light metals in place of copper for cables; wood fiber laminated slabs for car construction; synthetic resin slabs; substitutes for leather; concrete brake shoes in place of cast iron.
Substitute materials in street railroad practice
Ersatzstoffe bei Strassenbahnbetrieben
Verkehrstechnik ; 21 , n 15
1940
3 pages
Article (Journal)
German
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