Illustrated description of track structure in the Bergen Hill tunnel, Jersey City, N. J., of the D. L. and W. Ry., invented by Lincoln Bush. (2500 w.) (No. 4154)
Bush track construction
R R Age Gaz
1909
Article (Journal)
English
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Track bush manufacturing method based on high frequency heat treatment
European Patent Office | 2020
|Track bush manufacturing method based on high frequency heat treatment
European Patent Office | 2021