Patent · US Expired

Keyboard

USD346376S · kind S · design

14Cited by

6References

1Claims

0Family size

Assignee

MARQUARDT GMBH · DE

Inventors

Kai-Uwe Marquardt · Spaichingen, DE
Ralf Sauer · Overpelt, BE

Key dates

Filing date	Sep 30, 1992
Grant date	Apr 26, 1994
Priority date	—
Expiry date	Apr 26, 2008

Classification

Technology area (CPC —)General

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