Patent · US Expired

Camera

US6312168A · kind A · utility

12Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 19, 1999
Grant dateNov 6, 2001
Priority date
Expiry dateJul 19, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B17/04
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

There is disclosed a camera in which two lens covers are enabled by a spring force of an open and close spring in a direction that the two lens covers are closed.

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