Patent · US Expired

Computer system

USD249512S · kind S · design

3Cited by
2References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 1977
Grant dateSep 19, 1978
Priority date
Expiry dateSep 19, 1992

Classification

  • Technology area (CPC —)General

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