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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS55119574
Kind Code:
U
Application Number:
JP1889079U
Publication Date:
August 23, 1980
Filing Date:
February 15, 1979
Export Citation:
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International Classes:
F28F3/12; F28D3/00; F28D3/02; F28F9/18; (IPC1-7): F28D3/00; F28F3/12; F28F9/18