Patent · US Expired

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USD328910S · kind S · design

4Cited by
14References
1Claims
0Family size

Inventor

Key dates

Filing dateSep 1, 1989
Grant dateAug 25, 1992
Priority date
Expiry dateAug 25, 2006

Classification

  • Technology area (CPC —)General

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