Patent · US Expired

Portable radiotelephone

USD319441S · kind S · design

66Cited by
11References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 25, 1990
Grant dateAug 27, 1991
Priority date
Expiry dateAug 27, 2005

Classification

  • Technology area (CPC —)General

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