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Document Type and Number:
Japanese Patent JPH0418994
Kind Code:
B2
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Inventors:
SHIMADA ISAMU
Application Number:
JP23136188A
Publication Date:
March 30, 1992
Filing Date:
September 14, 1988
Export Citation:
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Assignee:
ICHISHIMA TETSUKO JUGEN
International Classes:
B24B31/02; B24B31/12



 
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