Patent · US Expired

Self-centering alignment ring

USD415052S · kind S · design

4Cited by
4References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 6, 1998
Grant dateOct 12, 1999
Priority date
Expiry dateOct 12, 2013

Classification

  • Technology area (CPC —)General

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