Patent · US Expired

Loudspeaker

USD334193S · kind S · design

17Cited by
6References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 16, 1991
Grant dateMar 23, 1993
Priority date
Expiry dateMar 23, 2007

Classification

  • Technology area (CPC —)General

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