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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Association des Ouvriers en Instruments de Precision
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Association des Ouvriers en Instruments de Precision
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Filing date
Publication date
Application filed by Association des Ouvriers en Instruments de PrecisionfiledCriticalAssociation des Ouvriers en Instruments de Precision
Application grantedgrantedCritical
Publication of FR798463ApublicationCriticalpatent/FR798463A/fr
H04M1/00—Substation equipment, e.g. for use by subscribers
H04M1/24—Arrangements for testing
Landscapes
Engineering & Computer Science
(AREA)
Signal Processing
(AREA)
FR798463D1934-12-031935-12-02Perfectionnements apportés aux moyens pour mesurer les caractéristiques de courants électriques des trains d'impulsions
ExpiredFR798463A
(fr)