Document Type and Number:
Japanese Patent JPS51126129
Kind Code:
U
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Application Number:
JP4720775U
Publication Date:
October 13, 1976
Filing Date:
April 07, 1975
Export Citation:
International Classes:
H04R9/02; H04R1/20; H04R1/22; H04R9/06; (IPC1-7): H04R9/06; H04R1/20
Domestic Patent References:
JPS5092233U | 1975-08-04 | |||
JP32009431A |