Patent · US Expired

Electrostatic copying machine

USD280629S · kind S · design

19Cited by
10References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 19, 1983
Grant dateSep 17, 1985
Priority date
Expiry dateSep 17, 1999

Classification

  • Technology area (CPC —)General

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