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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57142228
Kind Code:
U
Application Number:
JP2934481U
Publication Date:
September 06, 1982
Filing Date:
March 02, 1981
Export Citation:
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International Classes:
F24F7/013; F24F7/06; F24F13/075; (IPC1-7): F24F7/013; F24F7/06; F24F13/075