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Application filed by Ericsson Telefon Ab L MfiledCriticalEricsson Telefon Ab L M
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Publication of DK61610CpublicationCriticalpatent/DK61610C/en
DK61610D1940-07-051941-06-21
Apparatus for Multiplication by Electromechanical Path of Factors Represented by Electrical Voltages and Mechanical Sizes.
DK61610C
(en)