FR1230712A
(en )
1960-09-19
Reading device for phonographs
OA00826A
(en )
1967-11-15
Device for the stereophonic reproduction of signals.
FR1197085A
(en )
1959-11-27
Advanced device for the selective transmission of electrical signals
FR1350440A
(en )
1964-01-24
Signal reproduction device
BE594635A
(en )
1961-01-02
Apparatus for the transmission of recorded telegraph signals.
BE588873A
(en )
1960-09-21
Device for the stereophonic reproduction of signals.
FR1259797A
(en )
1961-04-28
Advanced signal storage device
CH421195A
(en )
1966-09-30
Device for the stereophonic reproduction of signals
FR1251874A
(en )
1961-01-20
Device for stereophonic reproduction of signals
FR1175943A
(en )
1959-04-02
Device for the reproduction of color television signals
BE580305A
(en )
1960-01-04
Distorsiometer for telegraph signals.
BE600796R
(en )
1961-09-01
Device for stereophonic reproduction of signals
FR1253640A
(en )
1961-02-10
Device for the reproduction of phonographic records
FR1223860A
(en )
1960-06-21
Limiting device for electrical signals
CH413928A
(en )
1966-05-31
Device for the stereophonic reproduction of signals
FR1353153A
(en )
1964-02-21
Device for stereophonic reproduction of signals
FR1353901A
(en )
1964-02-28
Device for stereophonic reproduction of signals
BE597671A
(en )
1961-03-15
Device for the sound reproduction of cinematographic films.
BE586773A
(en )
1960-07-20
Device for the detection of wagons.
FR1250343A
(en )
1961-01-06
Silent adjustment circuit for stereo signal receivers
FR1444765A
(en )
1966-07-08
Device for stereophonic reproduction of signals
FR1248015A
(en )
1960-12-09
Device for discriminating telegraph signals
FR1294509A
(en )
1962-05-26
Loudspeaker arrangement device for stereophonic radio receivers
BE581779A
(en )
1960-12-16
Reproduction device.
FR1444684A
(en )
1966-07-08
Device for stereophonic reproduction of signals