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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0252153
Kind Code:
B2
Inventors:
NAKAGAWA SHINJI
FUJITA YOSHIHIRO
KAWASHIMA WATARU
Application Number:
JP4634384A
Publication Date:
November 09, 1990
Filing Date:
March 09, 1984
Export Citation:
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Assignee:
MITSUI CONSTR
International Classes:
F16L1/00; E02B9/06; E02F5/10; F16L1/024; F16L1/038; F16L7/00; H02G1/06