Patent · US Expired

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USD244430S · kind S · design

26Cited by
4References
1Claims
0Family size

Inventor

Key dates

Filing dateNov 27, 1974
Grant dateMay 24, 1977
Priority date
Expiry dateMay 24, 1991

Classification

  • Technology area (CPC —)General

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