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.)
Filing date
Publication date
Application filed by Johann HurnifiledCriticalJohann Hurni
Publication of CH78477ApublicationCriticalpatent/CH78477A/de
G04C23/00—Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals
G04C23/14—Mechanisms continuously running to relate the operation(s) to the time of day
G04C23/18—Mechanisms continuously running to relate the operation(s) to the time of day for operating one device at a number of different times
G04C23/20—Mechanisms continuously running to relate the operation(s) to the time of day for operating one device at a number of different times with contacts operated, or formed by clock hands or elements of similar form
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
CH78477A1918-02-231918-02-23In Kombination mit einer Uhr als Zeitschalter verwendbare elektrische Schalteinrichtung
CH78477A
(de)