CA483528A
(fr )
1952-05-27
Extirpateur
CA486469A
(fr )
1952-09-16
Cure-casserole
CA480313A
(fr )
1952-01-15
Multiplicateurs d'electrons
CA486662A
(fr )
1952-09-23
Chevaux de bois
CA481302A
(fr )
1952-02-26
Epissoir
CA487869A
(fr )
1952-11-11
2-aminopyrroline-n-oxydes
CA483711A
(fr )
1952-06-03
1-fluoro-2-tetradecanone
AU153788B2
(en )
1952-05-22
Improvements Relating to Electron Multipliers
AU880952A
(en )
1952-05-22
Improvements Relating to Electron Multipliers
AU160785B2
(en )
1953-01-15
Electron gun
CA482041A
(fr )
1952-03-25
Magnetrons
CA470499A
(fr )
1951-01-02
Multiplicateurs d'electrons
CA484724A
(fr )
1952-07-08
Lampes a electrons
CA481458A
(fr )
1952-03-04
Lampes electroniques
AU157714B2
(en )
1952-11-06
Electron tubes
CA482713A
(fr )
1952-04-22
Lampe a electrons
CA481892A
(fr )
1952-03-25
Lampe a electrons
CA481213A
(fr )
1952-02-19
Lampe a electrons
CA481387A
(fr )
1952-02-26
Magnetron
CA482902A
(fr )
1952-04-29
Magnetron
CA486366A
(fr )
1952-09-09
Cornue a vide
AU1364552A
(en )
1953-01-15
Electron gun
CA481244A
(fr )
1952-02-19
Meule a moulin
CA483993A
(fr )
1952-06-10
Megohmmetres
CA480036A
(fr )
1952-01-08
Pistolet de graissage