FR34315E
(en )
1929-05-04
Improvements to telegraphy and wireless telephony antennas
FR580634A
(en )
1924-11-12
Transmission and reception mode in wireless telegraphy and telephony
FR678529A
(en )
1930-03-25
Improvements to antennas usable in telegraphy and wireless telephony
FR564527A
(en )
1924-01-04
Improvements to telegraphy and wireless telephony antennas
FR635782A
(en )
1928-03-24
Improvements in telegraphy and wireless telephony devices
FR28333E
(en )
1925-02-16
Improvements in Directed Reception and Transmission in Wireless Telegraphy
FR579224A
(en )
1924-10-13
Improvements in Directed Reception and Transmission in Wireless Telegraphy
FR565119A
(en )
1924-01-19
Improvements in wireless telephone transmission methods
FR578193A
(en )
1924-09-19
Transmitting and receiving stations in wireless telegraphy and telephony or in telegraphy and high-frequency telephony with multiple correspondents
FR601219A
(en )
1926-02-25
Improvements in telegraph and wireless telephony stations
FR606557A
(en )
1926-06-16
Improvements in wireless telephony and telegraphy receiving stations
FR690565A
(en )
1930-09-23
Improvements to telegraphy and wireless telephony receivers
FR638781A
(en )
1928-06-02
Improvements in wireless telephony and telegraphy receiving stations
FR529321A
(en )
1921-11-26
Improvements in wireless telegraphy, wireless telephony and the like
FR640044A
(en )
1928-07-04
Improvements in wireless telephony and telegraphy stations
FR27498E
(en )
1924-07-07
Transmitter station for wireless telephony and telegraphy
FR585802A
(en )
1925-03-07
Loudspeaker receiver for telegraphy and wireless telephony
FR649685A
(en )
1928-12-26
Improvements to telegraphy and wireless telephony receivers
FR573829A
(en )
1924-06-30
Improvements in the transmission and reception of wireless waves
FR685268A
(en )
1930-07-08
Improvements to telegraphy and wireless telephony transmitters
FR38314E
(en )
1931-05-12
Improvements to telegraphy and wireless telephony transmitters
FR585927A
(en )
1925-03-12
Improvements in wireless telegraphy devices
FR669727A
(en )
1929-11-20
Improvements to telegraphy and wireless telephony receiving stations
FR568308A
(en )
1924-03-22
Wireless telegraphy receiving device
FR649921A
(en )
1928-12-29
Portable receiver for wireless telegraphy and telephony