Patent · US Expired

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USD306340S · kind S · design

12Cited by
11References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 25, 1988
Grant dateFeb 27, 1990
Priority date
Expiry dateFeb 27, 2004

Classification

  • Technology area (CPC —)General

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