Patent · US Expired

Indirect luminaire

USD318929S · kind S · design

25Cited by
8References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 2, 1989
Grant dateAug 6, 1991
Priority date
Expiry dateAug 6, 2005

Classification

  • Technology area (CPC —)General

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