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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5648554
Kind Code:
U
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Application Number:
JP12773579U
Publication Date:
April 30, 1981
Filing Date:
September 13, 1979
Export Citation:
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International Classes:
F27D3/12; C21D9/00; F27D9/00; (IPC1-7): C21D9/00; F27D3/12