Patent · US Expired

Ball moving system

USD417532S · kind S · design

2Cited by
2References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 12, 1998
Grant dateDec 7, 1999
Priority date
Expiry dateDec 7, 2013

Classification

  • Technology area (CPC —)General

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