NAVIGATION
Online ISSN : 2433-1198
ISSN-L : 0450-660X
On Weather Facsimile and Sonar etc(Recent Research and Results on Navigation Instruments in Our Company,<Special Issue>Navigation Instruments)
T. TurugayaH. TakahasiT. TagaT. Nakagawa
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RESEARCH REPORT / TECHNICAL REPORT FREE ACCESS

1969 Volume 29 Pages 20-27

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© 1969 Japan Institute of Navigation
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