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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TELEPHONES AUTOMATIQUES SYSTEME BETULA Ste
Original Assignee
TELEPHONES AUTOMATIQUES SYSTEME BETULA Ste
Priority date (The priority date 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 date listed.)
H04M1/00—Substation equipment, e.g. for use by subscribers
H04M1/26—Devices for calling a subscriber
H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
Landscapes
Engineering & Computer Science
(AREA)
Signal Processing
(AREA)
Mechanical Control Devices
(AREA)
FR433791A1910-09-051911-08-31Appareil de mise en communication pour installations téléphoniques automatiques
ExpiredFR433791A
(fr)