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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4917729
Kind Code:
B1
Application Number:
JP10987170A
Publication Date:
May 02, 1974
Filing Date:
December 10, 1970
Export Citation:
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International Classes:
G03C1/00; G01T1/08; G03C1/10; G03C1/12; (IPC1-7): G03C1/10



 
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