Patent · US Expired

Auxiliary switching circuit

US4661719A · kind A · utility

5Cited by
11References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1984
Grant dateApr 28, 1987
Priority date
Expiry dateOct 15, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/86389
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A circuit device which is connected to an existing clocked memory circuit to provide additional clocked memory circuitry for a plurality of substantially independent switches within the parameters and constraints established at the main control station for an existing switch.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.