Patent · US Expired

Ball rack

USD309490S · kind S · design

1Cited by
5References
1Claims
0Family size

Inventors

Key dates

Filing dateNov 6, 1987
Grant dateJul 24, 1990
Priority date
Expiry dateJul 24, 2004

Classification

  • Technology area (CPC —)General

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