JP44095587A
JPS4838242B1
(ja)
|
1969-11-28 |
1969-11-28 |
|
CA098997A
CA938560A
(en)
|
1969-11-28 |
1970-11-24 |
System for recording and/or reproducing four channel signals on a record disc
|
GB5611970A
GB1337397A
(en)
|
1969-11-28 |
1970-11-25 |
System for recording and or reproducing four channel signals on a record disc
|
US92803A
US3686471A
(en)
|
1969-11-28 |
1970-11-25 |
System for recording and/or reproducing four channel signals on a record disc
|
CY820A
CY820A
(en)
|
1969-11-28 |
1970-11-25 |
System for recording and/or reproducing four channel signals of a record disc
|
FR7042730A
FR2072524A5
(ja)
|
1969-11-28 |
1970-11-27 |
|
NL7017412.A
NL167255C
(nl)
|
1969-11-28 |
1970-11-27 |
Registratie-inrichting, reproduktie-inrichting en gram- mofoonplaat met een registratie in meer dan twee kana- len.
|
DE19702058334
DE2058334C3
(de)
|
1969-11-28 |
1970-11-27 |
Verfahren und Anordnung zur Aufzeichnung und/oder Wiedergabe von vier Kanalsignalen auf/von einer 45/45-Grad-Rille in einer Schallplatte
|
CH801672A
CH593536A5
(ja)
|
1969-11-28 |
1970-11-30 |
|
CH1769070A
CH530063A
(fr)
|
1969-11-28 |
1970-11-30 |
Procédé pour enregistrer les signaux de quatre canaux sur un disque d'enregistrement, dispositif pour sa mise en oeuvre et disque obtenu par ce procédé
|
US261914A
US3883699A
(en)
|
1969-11-28 |
1972-06-12 |
System for recording and/or reproducing four channel signals on a record disc
|
CA180,299A
CA943788A
(en)
|
1969-11-28 |
1973-09-05 |
System for recording and/or reproducing four channel signals on a record disc
|
KE2552*UA
KE2552A
(en)
|
1969-11-28 |
1975-08-14 |
System for recording and/or reproducing four channel signals on a record disc
|
MY58/75A
MY7500058A
(en)
|
1969-11-28 |
1975-12-30 |
System for recording and/or reproducing four channel signals on a record disc
|
US05/720,762
USRE29360E
(en)
|
1969-11-28 |
1976-09-07 |
System for recording and/or reproducing four channel signals on a record disc
|