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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5641169
Kind Code:
Y2
Application Number:
JP3457376U
Publication Date:
September 26, 1981
Filing Date:
March 24, 1976
Export Citation:
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International Classes:
F24F11/02; F24F5/00; F24F11/04; (IPC1-7): F24F11/02