Patent · US Expired

Hand-held luminometer

USD401369S · kind S · design

5Cited by
4References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 28, 1997
Grant dateNov 17, 1998
Priority date
Expiry dateNov 17, 2012

Classification

  • Technology area (CPC —)General

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