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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS5239371
Kind Code:
Application Number:
Publication Date:
September 06, 1977
Filing Date:
August 11, 1973
Export Citation:
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International Classes:
H04B1/08; H03J1/00; H03J3/00; H03J5/00; H04B1/06; H04B1/26; H05K1/00; (IPC1-7): H04B1/06; H03J3/00; H04B1/08