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Chamberlain and Hookham Ltd
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Chamberlain and Hookham Ltd
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Publication of FR670224ApublicationCriticalpatent/FR670224A/fr
G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
G08C13/00—Arrangements for influencing the relationship between signals at input and output, e.g. differentiating, delaying
G08C13/02—Arrangements for influencing the relationship between signals at input and output, e.g. differentiating, delaying to yield a signal which is a function of two or more signals, e.g. sum or product
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FR670224D1928-04-051929-02-23Perfectionnements apportés aux compteurs d'électricité
ExpiredFR670224A
(fr)