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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4911330
Kind Code:
A
Application Number:
JP5449872A
Publication Date:
January 31, 1974
Filing Date:
May 31, 1972
Export Citation:
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International Classes:
G03C7/26; G03C11/08; (IPC1-7): G03C11/10



 
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