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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5222234
Kind Code:
Y1
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Application Number:
JP6464475U
Publication Date:
May 21, 1977
Filing Date:
May 14, 1975
Export Citation:
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International Classes:
F25D21/14; A47F3/04; F25D23/00; (IPC1-7): A47F3/04; F25D23/00