Journal of Japan Society for Safety Engineering
Online ISSN : 2424-0656
Print ISSN : 0570-4480
ISSN-L : 0570-4480
TECHNICAL REPORT
[title in Japanese]
JOURNAL FREE ACCESS

1964 Volume 3 Issue 2 Pages 137-141

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Article 1st page
© 1964 JAPAN SOCIETY FOR SAFETY ENGINEERING
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