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Document Type and Number:
Japanese Patent JPH0426980
Kind Code:
B2
Inventors:
OONO IETATSU
Application Number:
JP9528484A
Publication Date:
May 08, 1992
Filing Date:
May 11, 1984
Export Citation:
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Assignee:
OONO IETATSU
International Classes:
B24B31/02



 
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