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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0468515
Kind Code:
B2
Inventors:
KOYAMA YOSHIRO
WATANABE TAKASHI
Application Number:
JP30085388A
Publication Date:
November 02, 1992
Filing Date:
November 30, 1988
Export Citation:
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Assignee:
MITSUBISHI JUSHI KK
NISHIHARA EISEI KOGYOSHO KK
International Classes:
F16L39/00; E03C1/12; F16L39/04