Detailed explanation of time code system developed by U.S.S. Co, with particular emphasis on system of relay connections, for which partial diagrams are also included. (In Japanese with brief English abstract).
Explanation of centralized traffic system
Aufsatz (Zeitschrift)
Engineering Index Backfile | 1931
Engineering Index Backfile | 1932
|Engineering Index Backfile | 1932
|Engineering Index Backfile | 1931