Patent · US Expired

Magnetic lamp for attachment to a clipboard or similar article

USD312318S · kind S · design

6Cited by
6References
1Claims
0Family size

Inventor

Key dates

Filing dateOct 26, 1987
Grant dateNov 20, 1990
Priority date
Expiry dateNov 20, 2004

Classification

  • Technology area (CPC —)General

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