Patent · US Expired

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USD268493S · kind S · design

2Cited by
4References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 1980
Grant dateApr 5, 1983
Priority date
Expiry dateApr 5, 1997

Classification

  • Technology area (CPC —)General

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