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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4721700
Kind Code:
U
Application Number:
JP1795471U
Publication Date:
November 10, 1972
Filing Date:
March 17, 1971
Export Citation:
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International Classes:
G07B1/00; B42D15/00; G06K7/08; G06K19/00; G06K19/06; G07B11/02; (IPC1-7): G06K19/00; B42D15/00; G07B11/02