Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Priority to ES203693ApriorityCriticalpatent/ES203693A1/en
Publication of ES203693A1publicationCriticalpatent/ES203693A1/en
A device for producing ultra-short waves, more particularly centrimetric waves and uhf waves, in which use is made of a speed modulation tube that encloses at least one resonator that cooperates with the electronic beam, characterized in that a resonator is arranged which is coupled with the resonator first mentioned and which is partly located outside the tube envelope, this outer part being adjustable with respect to the rest of the device, in order to vary the frequency generated. (Machine-translation by Google Translate, not legally binding)
ES203693A1952-05-261952-05-26A device to produce ultra cortas waves. (Machine-translation by Google Translate, not legally binding)
ExpiredES203693A1
(en)
A double reflector for the reception of very short waves, of the ultra-high frequency range. (Machine-translation by Google Translate, not legally binding)
An electronic device to produce or amplify electromagnetic wave oscillations of high and high frequency (Machine-translation by Google Translate, not legally binding)