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Edwin
Howard
Armstrong |
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| DOCUMENTS
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| 1913 |
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| | | Brevet
Circuit de
régénération ou écouter
à
réaction
Regenerative, or feed-back, patent. |
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| 1916 |
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| | | Une
note transmise d'Armstrong
(président du Club radioamateurs de New york de 1916
à
1920) au secrétaire David S. Brown, Jr. Dans la liste des
membres inscrit il contient beaucoup de noms influents du secteur. |
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| 1917 | | |
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| 1918 | | |
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| | | 10
octobre
1918
Mémorandum |
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1919 | | |
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| | | (US1342885
FR501511 GB 137271) (3) |
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| 1920 | | |
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| 1921 |
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| 1922 |
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1923 | |
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| 1924 | | |
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1930 | |
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| 1934 | | |
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| 1935 |
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| 1938 |
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| 1954 |
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1960 | | |
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