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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5249185
Kind Code:
B2
Application Number:
JP4031674A
Publication Date:
December 15, 1977
Filing Date:
April 09, 1974
Export Citation:
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International Classes:
F24F3/147; F24F1/00; F24F3/14; F24F5/00; F24H7/00; F28D19/04