Patent · US Expired

Drill/driver head

USD423315S · kind S · design

9Cited by
15References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 7, 1998
Grant dateApr 25, 2000
Priority date
Expiry dateApr 25, 2014

Classification

  • Technology area (CPC —)General

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