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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4911260
Kind Code:
B1
Application Number:
JP3916270A
Publication Date:
March 15, 1974
Filing Date:
May 08, 1970
Export Citation:
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International Classes:
C04B26/04; C04B35/632; C08L29/00; C08L29/02; E04F13/02; E04F13/04; H01F1/34