CA494802A
(fr )
1953-07-28
Systeme d'antenne a faisceau
CA497543A
(fr )
1953-11-10
Systeme d'antenne
CA498916A
(fr )
1953-12-29
Systeme d'antenne
CA491623A
(fr )
1953-03-31
Antennes de reception a faisceaux etroits
CA492292A
(fr )
1953-04-21
Systemes d'antenne
CA490007A
(fr )
1953-01-27
Systeme d'antenne indicatrice de direction
CA495261A
(fr )
1953-08-11
Systemes d'antennes
CA493979A
(fr )
1953-06-30
Systeme a l'epreuve de l'effraction
CA490800A
(fr )
1953-02-24
Systeme d'antenne dirigee
AU168029B2
(en )
1953-12-10
Antenna beam position indicator system
CA491398A
(fr )
1953-03-17
Systemes d'antennes scrutatrices
CA490625A
(fr )
1953-02-17
Dispositif de radio-guidage et radioatterrissage a ondes decimetriques
CA493839A
(fr )
1953-06-23
Dispositif de commutation emission-reception
CA491382A
(fr )
1953-03-17
Systeme d'antenne dirigee
CA492713A
(fr )
1953-05-05
Systeme d'antenne dirigee
AU2195953A
(en )
1953-12-10
Antenna beam position indicator system
CA498156A
(fr )
1953-12-01
Systemes d'antennes de direction
CA498508A
(fr )
1953-12-15
Systemes d'antennes directrices
CA491842A
(fr )
1953-04-07
Systemes de radar
CA494614A
(fr )
1953-07-21
Systemes de radar
AU163756B2
(en )
1953-07-02
Antenna
CA490004A
(fr )
1953-01-27
Antenne
CA490034A
(fr )
1953-01-27
Antenne
CA494859A
(fr )
1953-07-28
Antenne
CA496988A
(fr )
1953-10-20
Systeme pour depister