Patent · US Expired

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USD286640S · kind S · design

22Cited by
2References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 27, 1984
Grant dateNov 11, 1986
Priority date
Expiry dateNov 11, 2000

Classification

  • Technology area (CPC —)General

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