Patent · US Expired

Digital sound relaxation system

USD399320S · kind S · design

11Cited by
6References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 1996
Grant dateOct 6, 1998
Priority date
Expiry dateOct 6, 2012

Classification

  • Technology area (CPC —)General

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