Inventor

HARKINS JACK

US3 patents

Patents

3 patents

US6647829B1Nov 18, 2003

Striking tool with weight forward head

ESTWING MFG COMPANY16 citations89

US7404346B2Jul 29, 2008

Striking tool with weight forward head

ESTWING MFG COMPANY10 citations81

US6976406B2Dec 20, 2005

Striking tool with weight forward head

ESTWING MFG COMPANY9 citations71