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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5422279
Kind Code:
Y2
Application Number:
JP9686374U
Publication Date:
August 03, 1979
Filing Date:
August 15, 1974
Export Citation:
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International Classes:
B61C3/00; B61D27/00; F16L35/00; F24F7/02; F24F7/04; F24F13/02; (IPC1-7): F24F13/02; B61D27/00; F16L35/00; F24F7/02