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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Quadracast Systems Inc
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Quadracast Systems Inc
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Application filed by Quadracast Systems IncfiledCriticalQuadracast Systems Inc
Publication of FR2195871A1publicationCriticalpatent/FR2195871A1/fr
Application grantedgrantedCritical
Publication of FR2195871B3publicationCriticalpatent/FR2195871B3/fr
H03G1/00—Details of arrangements for controlling amplification
H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated