FR1396350A
(en )
1965-04-23
Improvements to photosynthesis devices
FR1358475A
(en )
1964-04-17
Improvements to encryption devices
FR1335450A
(en )
1963-08-16
Improvements to frequency stabilization devices
FR1195430A
(en )
1959-11-17
Improvements to frequency deviation modulation transmitting devices
FR1137662A
(en )
1957-06-03
Improvements to modulation devices
BE577538A
(en )
1959-10-09
Improvements to frequency deviation modulation transmitting devices
FR1335466A
(en )
1963-08-16
Improvements to non-reciprocal transmission devices
FR1197017A
(en )
1959-11-27
Improvements to frequency modulation oscillators
FR1195011A
(en )
1959-11-13
Improvements to pumping devices
FR1329680A
(en )
1963-06-14
Enhancements to high frequency coupling devices
FR1338766A
(en )
1963-09-27
Improvements to frequency stabilization devices
FR1193409A
(en )
1959-11-03
Improvements to control devices for frequency modulation transmitters
FR1199499A
(en )
1959-12-14
Improvements to frequency stabilizing devices
FR1269391A
(en )
1961-08-11
Improvements to cooling devices
FR1167326A
(en )
1958-11-24
Improvements to closure devices
FR1211473A
(en )
1960-03-16
Improvements to telegraph transmitters
FR1142072A
(en )
1957-09-13
Loudspeaker devices enhancements
FR1357051A
(en )
1964-04-03
Improvements to frequency modulation transmission devices
FR1207173A
(en )
1960-02-15
Improvements to radiotelephone transmitters
FR1180365A
(en )
1959-06-03
Improvements to transmission devices
FR1219278A
(en )
1960-05-17
Improvements to transmission devices
FR1208462A
(en )
1960-02-24
Improvements to multiplication devices
FR1389408A
(en )
1965-02-19
Improvements to cooling devices
FR1260363A
(en )
1961-05-05
Improvements to frequency modulators
FR1230777A
(en )
1960-09-20
Improvements to transmission devices