Patent · US Expired

Portable copier

USD307298S · kind S · design

1Cited by
3References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 11, 1987
Grant dateApr 17, 1990
Priority date
Expiry dateApr 17, 2004

Classification

  • Technology area (CPC —)General

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