Patent · US Expired

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USD315172S · kind S · design

14Cited by
13References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 6, 1989
Grant dateMar 5, 1991
Priority date
Expiry dateMar 5, 2005

Classification

  • Technology area (CPC —)General

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