Patent · US Expired

Rechargeable power pack

USD246240S · kind S · design

37Cited by
6References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 1, 1975
Grant dateNov 1, 1977
Priority date
Expiry dateNov 1, 1991

Classification

  • Technology area (CPC —)General

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