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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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
Priority claimed from US158169Aexternal-prioritypatent/US1778750A/en
Application filed by Le Materiel Telephonique Thomson CSFfiledCriticalLe Materiel Telephonique Thomson CSF
Application grantedgrantedCritical
Publication of FR33141EpublicationCriticalpatent/FR33141E/fr
H03G3/00—Gain control in amplifiers or frequency changers
H03G3/20—Automatic control
H03G3/22—Automatic control in amplifiers having discharge tubes
H03G3/225—Automatic control in amplifiers having discharge tubes controlling or controlled by the (local) oscillators of a (super)heterodyne receiver
FR33141D1925-09-091927-03-16Perfectionnements aux dispositifs récepteurs pour systèmes électriques de transmission de signaux par ondes porteuses
ExpiredFR33141E
(fr)