Patent · US Expired

Speaker system

USD573979S1 · kind S1 · design

7Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 2007
Grant dateJul 29, 2008
Priority date
Expiry dateJul 29, 2022

Classification

  • Technology area (CPC —)General

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