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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57190846
Kind Code:
U
Application Number:
JP7752881U
Publication Date:
December 03, 1982
Filing Date:
May 29, 1981
Export Citation:
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International Classes:
E04F13/08; A47H1/06; A47H2/00; (IPC1-7): E04F13/08; A47H1/06; A47H2/00



 
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