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.)
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DR ERICH F HUTH GESELLSCHAFT fur FUNKENTELEGRAPHIE
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DR ERICH F HUTH GESELLSCHAFT fur FUNKENTELEGRAPHIE
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Filing date
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Application filed by DR ERICH F HUTH GESELLSCHAFT fur FUNKENTELEGRAPHIEfiledCriticalDR ERICH F HUTH GESELLSCHAFT fur FUNKENTELEGRAPHIE
Application grantedgrantedCritical
Publication of FR537183ApublicationCriticalpatent/FR537183A/en
FR537183D1920-06-181921-06-18
Method and assembly of connections for removing draft in intermediate tube transmitters and receivers
ExpiredFR537183A
(en)