Patent · US Expired

Dual component keyboard unit

USD340445S · kind S · design

30Cited by
6References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 1991
Grant dateOct 19, 1993
Priority date
Expiry dateOct 19, 2007

Classification

  • Technology area (CPC —)General

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