| 摘要 |
1525326 Selective signalling MOTOROLA Inc 24 May 1976 [26 June 1975] 14350/77 Divided out of 1525324 Heading G4H A circuit looks for a first predetermined signal, then if it is detected looks for a second, and if it is detected looks for a third, and if the third is not detected returns to looking for the second. The disclosure is as in Specification 1,525,324. |
