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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02140163
Kind Code:
U
Application Number:
JP5017289U
Publication Date:
November 22, 1990
Filing Date:
April 27, 1989
Export Citation:
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International Classes:
F28F25/06; F28C1/00; (IPC1-7): F28C1/00; F28F25/06
Domestic Patent References:
JPS5514356A1980-01-31
JPS5411009A1979-01-26