Patent · US Expired

Loudspeaker

USD324522S · kind S · design

2Cited by
17References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 5, 1988
Grant dateMar 10, 1992
Priority date
Expiry dateMar 10, 2006

Classification

  • Technology area (CPC —)General

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