Precise revolution by means of “chronometer ”-“mechanical tuned filter”-“phonic motor”

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ژورنال

عنوان ژورنال: Zisin (Journal of the Seismological Society of Japan. 2nd ser.)

سال: 1954

ISSN: 0037-1114,1883-9029,2186-599X

DOI: 10.4294/zisin1948.7.1_25