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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0259887
Kind Code:
B2
Inventors:
YANAGI HISASHI
Application Number:
JP28150384A
Publication Date:
December 13, 1990
Filing Date:
December 29, 1984
Export Citation:
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Assignee:
TOYO GURIIN KK
International Classes:
E01C13/00; A63C19/00; E01C3/06; E01C13/02; E02B11/00; E02B13/00