G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
G06M1/00—Design features of general application
G06M1/08—Design features of general application for actuating the drive
G06M1/10—Design features of general application for actuating the drive by electric or magnetic means
G06M1/102—Design features of general application for actuating the drive by electric or magnetic means by magnetic or electromagnetic means
G06M1/104—Design features of general application for actuating the drive by electric or magnetic means by magnetic or electromagnetic means electromagnets, clicks
Landscapes
Physics & Mathematics
(AREA)
Electromagnetism
(AREA)
General Physics & Mathematics
(AREA)
Engineering & Computer Science
(AREA)
Theoretical Computer Science
(AREA)
Time Recorders, Dirve Recorders, Access Control
(AREA)
Appareil automatique pour l'enregistrement des appels et le contrôle de comptages sur une ligne d'abonné d'un bureau téléphonique automatique.