Patent · US Expired

Portable radio/telephone instrument

USD302423S · kind S · design

97Cited by
10References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 20, 1987
Grant dateJul 25, 1989
Priority date
Expiry dateJul 25, 2003

Classification

  • Technology area (CPC —)General

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