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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5286462
Kind Code:
U
Application Number:
JP17496975U
Publication Date:
June 28, 1977
Filing Date:
December 23, 1975
Export Citation:
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International Classes:
G04B37/11; G04B37/08; G04D1/10; (IPC1-7): G04B37/08; G04D1/10
Domestic Patent References:
JPS4727871B1