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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5422453
Kind Code:
Y2
Application Number:
JP3329674U
Publication Date:
August 04, 1979
Filing Date:
March 23, 1974
Export Citation:
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International Classes:
G01G17/00; G01G3/12; G01G11/00; (IPC1-7): G01G11/00