Remarks on results of test made on electric current flowing through underground communication cable which extends from Tokyo to Yokohama and is laid 3 to 4 feet deep in right of way along electric railway track.
On the leakage current of the electric railway track; current in the underground structure
Japanese Government Rys. -- Bul
Japanese Government Railways -- Bulletin ; 17 , n 8
1929
128 pages
Aufsatz (Zeitschrift)
Japanisch
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