Patent · US Expired

Telephone

USD268579S · kind S · design

24Cited by
5References
1Claims
0Family size

Inventor

Key dates

Filing dateJul 28, 1980
Grant dateApr 12, 1983
Priority date
Expiry dateApr 12, 1997

Classification

  • Technology area (CPC —)General

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