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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5543140
Kind Code:
Y2
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Application Number:
JP966877U
Publication Date:
October 09, 1980
Filing Date:
January 28, 1977
Export Citation:
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International Classes:
E04D15/00; E01H5/00; (IPC1-7): E01H5/00



 
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