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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5224844
Kind Code:
B2
Application Number:
JP303872A
Publication Date:
July 04, 1977
Filing Date:
December 28, 1971
Export Citation:
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International Classes:
G03C1/12; C09B23/00; (IPC1-7): G03C1/12; C09B23/00



 
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