Patent · US Expired

System for operating a plain blind

US7681618B2 · kind B2 · utility

6Cited by
10References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 5, 2003
Grant dateMar 23, 2010
Priority date
Expiry dateAug 8, 2024

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE06B2009/2643
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

System for operating a plain blind within a glass-enclosed chamber having a first end fixed to a blind-roller by means of devices that pull on said blind-roller and on the second end of the blind.

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