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.)
Publication of BE508620ApublicationCriticalpatent/BE508620A/xx
H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
H—ELECTRICITY
H03—ELECTRONIC CIRCUITRY
H03K—PULSE TECHNIQUE
H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
H03K23/74—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using relays
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
H04L13/02—Details not particular to receiver or transmitter
H04L13/10—Distributors
H04L13/12—Non-mechanical distributors, e.g. relay distributors
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04M—TELEPHONIC COMMUNICATION
H04M19/00—Current supply arrangements for telephone systems
H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04Q—SELECTING
H04Q3/00—Selecting arrangements
H04Q3/0008—Selecting arrangements using relay selectors in the switching stages