Document Type and Number:
Japanese Patent JPS5222474
Kind Code:
Y2
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Application Number:
JP13791872U
Publication Date:
May 23, 1977
Filing Date:
November 30, 1972
Export Citation:
International Classes:
F24C15/00; A47G9/02; F24J3/00; (IPC1-7): F24J3/00; A47G9/02
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