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B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
B66B1/46—Adaptations of switches or switchgear
B66B1/52—Floor selectors
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FR567473D1923-06-151923-06-15Distributeur-sélecteur d'arrêt automatique aux étages pour montecharges, ascenseurs ou appareils de levage
ExpiredFR567473A
(fr)
Combinaison d'assemblages applicable en particulier à la construction de bennes ou de cabines métalliques d'ascenseurs, monte-charges, ou autres appareils élévatoires