Patent · US Expired

Drill shear attachment

USD488695S1 · kind S1 · design

19Cited by
13References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 25, 2003
Grant dateApr 20, 2004
Priority date
Expiry dateApr 20, 2018

Classification

  • Technology area (CPC —)General

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