Document Type and Number:
Japanese Patent JPS622249
Kind Code:
B2
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Inventors:
SAKATA MASAHARU
Application Number:
JP5005081A
Publication Date:
January 19, 1987
Filing Date:
April 04, 1981
Export Citation:
Assignee:
KAGAKU GIJUTSUCHO KOKURITSU BOSAI KAGAKU GIJUTSU SENTAA SHOCHO
International Classes:
G01C9/00; G01B13/24; G01B21/20; G01L5/00
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