CH289526A
(en )
1953-03-15
Amplifier device for microwaves.
CH302712A
(en )
1954-10-31
Device with a cathode ray tube.
CH308705A
(en )
1955-07-31
Microwave transmission device.
CH328248A
(en )
1958-02-28
Arrangement with an electron tube for very high frequencies
CH310060A
(en )
1955-09-30
Traveling wave tube with a conductive screw.
CH307464A
(en )
1955-05-31
Device with a cathode ray tube for very high frequencies.
CH309316A
(en )
1955-08-31
Electron tube for very short waves.
CH301218A
(en )
1954-08-31
Electron tube for very short waves.
CH328913A
(en )
1958-03-31
Device with at least one oscillating tongue with damping
CH303066A
(en )
1954-11-15
Device with an ignitron tube.
CH309698A
(en )
1955-09-15
Cathode ray tube with at least two electrode systems.
CH300180A
(en )
1954-07-15
Very high frequency device with an electric discharge tube.
CH303068A
(en )
1954-11-15
Apparatus with a cathode ray tube.
AT177485B
(en )
1954-02-10
Apparatus with a cathode ray tube
AT182428B
(en )
1955-06-25
Apparatus with a cathode ray tube
CH320930A
(en )
1957-04-15
Device with an electron beam tube
FR1041526A
(en )
1953-10-23
Device comprising a cathode ray tube
CH315025A
(en )
1956-07-15
Arrangement with a speed-controlled electron tube for very high frequencies
CH297599A
(en )
1954-03-31
Apparatus comprising a cathode ray tube having at least one pair of baffles.
CH311163A
(en )
1955-11-30
Knitting apparatus.
CH302722A
(en )
1954-10-31
Electron microscope.
CH310630A
(en )
1955-10-31
Electron tube for very high frequencies.
AT178659B
(en )
1954-06-10
Transmission device, preferably for television purposes
AT174669B
(en )
1953-04-25
Device with an arc tube
CH312419A
(en )
1955-12-31
Circuit arrangement with an electron tube for very short waves.