1973-07-20
1976-08-17
Haroian, Harry N.
Undertaking
H04R 116, H04R 1108, G11B 302
Patent
active
039750256
ABSTRACT:
In a stereophonic pickup cartridge which derives two or more than two electric signals from a stereophonic sound recording disk of so-called 45.degree. -- 45.degree. type, there is provided a displacement-type pickup cartridge having an improved vibration transmission structure.
REFERENCES:
patent: 3218399 (1965-11-01), De Vries
patent: 3221110 (1965-11-01), De Vries
patent: 3233047 (1966-02-01), Weathers
patent: 3243524 (1960-03-01), Laux
patent: 3482061 (1969-12-01), Grado
patent: 3514550 (1970-05-01), De Vries
patent: 3531601 (1970-09-01), Muttick
Itoh Masashi
Kagata Akira
Kubo Masatoyo
Morita Katsuhiko
Obata Shuichi
Haroian Harry N.
Matsushita Electric - Industrial Co., Ltd.
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