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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5521059
Kind Code:
Y2
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Application Number:
JP6301274U
Publication Date:
May 21, 1980
Filing Date:
June 03, 1974
Export Citation:
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International Classes:
G01F23/24; G08B3/10; G08B19/00; H04B1/08; (IPC1-7): G01F23/24; G08B3/10; H04B1/08