Document Type and Number:
Japanese Patent JPH054400
Kind Code:
Y2
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Application Number:
JP10191784U
Publication Date:
February 03, 1993
Filing Date:
July 05, 1984
Export Citation:
International Classes:
H05K9/00; G03B31/00; H04R1/02; H04R1/04; H04R19/04; (IPC1-7): H04R19/04; H04R1/02
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