With view to laying foundation for study of relays for railway signals, author enumerates various kinds of alternating current relays adopted hitherto by State Railways, and describes their progress, design, construction, and characteristics.
Investigation of relays for railway signals (Pt I -- Summary report on alternating current relays)
Japanese Gov Rys -- Bul
Japanese Government Railways -- Bulletin ; 28 , n 8
1940
124 pages
Aufsatz (Zeitschrift)
Japanisch
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Engineering Index Backfile | 1941
|Investigation of relays for railway signals (Pt II -- Summary Report on direct current relays)
Engineering Index Backfile | 1940
|Alternating-current relays for railway signalling
Engineering Index Backfile | 1951
Engineering Index Backfile | 1934