Inventor

WALTER JOHN P

US3 patents

Patents

3 patents

US6213370B1Apr 10, 2001

Internal combustion powered tool

APPLIED TOOL DEV CORP34 citations92

US5752643AMay 19, 1998

Internal combustion powered tool

APPLIED TOOL DEV CORP71 citations91

US5873508AFeb 23, 1999

Internal combustion powered tool

APPLIED TOOL DEV CORP52 citations90