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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5269904
Kind Code:
U
More Like This:
Application Number:
JP15780275U
Publication Date:
May 24, 1977
Filing Date:
November 19, 1975
Export Citation:
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International Classes:
G11B3/50; H04R11/08; (IPC1-7): H04R11/08
Domestic Patent References:
JP47123280A



 
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