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Document Type and Number:
Japanese Patent JPH0421238
Kind Code:
B2
Inventors:
YOSHINAGA TATSURO
MITOMO AKIO
Application Number:
JP12590983A
Publication Date:
April 09, 1992
Filing Date:
July 11, 1983
Export Citation:
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Assignee:
SHO BOND CONST
International Classes:
A62B3/00; E01F9/50; E01F9/506; E01F9/535; E01F9/547; E01F9/553; E01F9/559; G08B5/00; G08B5/36; G09F9/33



 
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