FR818696A
(en )
1937-10-01
Device and method for beam-concentrating ultra-short electromagnetic waves
FR790386A
(en )
1935-11-20
New method of using electromagnetic waves
FR814905A
(en )
1937-07-02
Method and device for reduction and multiplication of acoustic frequencies
FR802728A
(en )
1936-09-14
Apparatus and method for improving devices for producing and receiving ultra-short electric waves
FR786417A
(en )
1935-09-03
Device for the directed transmission or reception of ultra-short electromagnetic waves
FR797487A
(en )
1936-04-27
Method and device for the reception of radio waves particularly applicable to short waves
FR789261A
(en )
1935-10-25
Conduit and antenna system for ultrashort electromagnetic waves
FR804966A
(en )
1936-11-06
Improvements to transmit and receive antennas for ultra-short directed waves
FR785967A
(en )
1935-08-23
Method and device for the production of short waves
FR806060A
(en )
1936-12-07
Method and device for the metallization of strip
FR798455A
(en )
1936-05-18
Method and device for the production of concrete road surfaces
FR826336A
(en )
1938-03-29
Method of applying radio waves for the disintegration of bodies
FR829850A
(en )
1938-07-07
Method and device for recording low frequency oscillations
FR806860A
(en )
1936-12-28
Magnetronic device for ultra-short waves
FR780556A
(en )
1935-04-29
Method of receiving radio waves
FR46045E
(en )
1936-02-15
Method of receiving radio waves
FR768161A
(en )
1934-07-31
Device for the transmission and reception of ultra-short waves
FR768728A
(en )
1934-08-11
Method and device for receiving short waves
FR789094A
(en )
1935-10-22
Detection method for radio waves
FR807499A
(en )
1937-01-13
Method and device for ultra-selective reception television
FR42892E
(en )
1933-11-15
Device to facilitate the adjustment of radio wave receiving stations
FR42850E
(en )
1933-11-04
Device to facilitate the adjustment of radio wave receiving stations
FR770430A
(en )
1934-09-13
Oscillating device for transmitters or receivers of underwater waves
FR799368A
(en )
1936-06-11
Device for the transmission and reception of ultra-short waves
FR760384A
(en )
1934-02-21
Method and device for making permanent waves