Document Type and Number:
Japanese Patent JPH0426401
Kind Code:
B2
Inventors:
NAKAO TSUTOMU
Application Number:
JP12576984A
Publication Date:
May 07, 1992
Filing Date:
June 19, 1984
Export Citation:
Assignee:
KAJIMA CORP
International Classes:
E21D11/00; G01B5/06; G01B7/06; G01B13/06; G01B21/08
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