Document Type and Number:
Japanese Patent JPS5136764
Kind Code:
B2
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Application Number:
JP47272A
Publication Date:
October 12, 1976
Filing Date:
December 27, 1971
Export Citation:
International Classes:
C03C10/00; C03B23/20; C03C27/00; C03C27/08; (IPC1-7): C03C27/00; C03B23/20