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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0315072
Kind Code:
B2
Inventors:
IMOTO NAMIO
KIKUCHI TOSHIHIKO
KEGASA AKISHI
Application Number:
JP11983787A
Publication Date:
February 28, 1991
Filing Date:
May 15, 1987
Export Citation:
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Assignee:
OSAKA GAS CO LTD
International Classes:
F16L39/00; B29C63/34; F16L55/16



 
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