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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS56119973
Kind Code:
Application Number:
Publication Date:
September 12, 1981
Filing Date:
February 13, 1980
Export Citation:
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International Classes:
F25D19/00; F25B1/00; F25D15/00; (IPC1-7): F25D15/00; F25B1/00

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