Document Type and Number:
Japanese Patent JPS57151098
Kind Code:
U
Application Number:
JP3750881U
Publication Date:
September 22, 1982
Filing Date:
March 17, 1981
Export Citation:
International Classes:
H04R9/04; H04R1/06; H04R9/06; (IPC1-7): H04R9/04; H04R1/06; H04R9/06
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