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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0314586
Kind Code:
U
Application Number:
JP7032790U
Publication Date:
February 14, 1991
Filing Date:
June 28, 1990
Export Citation:
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International Classes:
F28F19/02; F28D17/04; F28D19/04; (IPC1-7): F28D19/04; F28D17/04; F28F19/02
Domestic Patent References:
JPS5640093A1981-04-16
JPS549045A1979-01-23



 
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