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Valdemar Poulsen
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Individual
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Individual
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Publication of GB190704799ApublicationCriticalpatent/GB190704799A/en
4799. Poulsen, V. Feb. 27. Telegraphs.-In receiving-apparatus for wireless systems as described in Specification No. 18,037, A.D. 1905, a condenser f is connected in parallel with the wave-detector e, here shown as a telephone. The vibrating contact d may be arranged as shown, or may connect the condenser alternately with the vibration circuit and the detector.
GB190704799D1907-02-271907-02-27Improvements relating to Wireless Telegraphy.
ExpiredGB190704799A
(en)