Document Type and Number:
Japanese Patent JPH0157657
Kind Code:
B2
Inventors:
ATSUSHIMA TOSHIKI
Application Number:
JP21650584A
Publication Date:
December 06, 1989
Filing Date:
October 15, 1984
Export Citation:
Assignee:
IDEMITSU PETROCHEMICAL CO
International Classes:
B29C53/34; B29C57/12; B31B1/60; B31B50/00; B29L22/00
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