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Inventor
NOMOTO ISAMI
JP
2 patents
Patents
2 patents
US4308425A
Dec 29, 1981
Variable-directivity microphone device
VICTOR COMPANY OF JAPAN
65 citations
90
US4550797A
Nov 5, 1985
Loudspeaker diaphragm made of a molded, sintered ceramic body
VICTOR COMPANY OF JAPAN
9 citations
70