Patent · US Expired

Control device for an electronic watch

US4196582A · kind A · utility

6Cited by
7References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 11, 1977
Grant dateApr 8, 1980
Priority date
Expiry dateOct 11, 1997

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG04G9/107
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A control device for controlling the display of an electronic watch capable of providing two different types of information. The control device enables selection of the information to be displayed and differentiation between the two types of display available.

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