Inventor

KEENER ROBERT K

US3 patents

Patents

3 patents

US6326073B1Dec 4, 2001

Preseamed sheet flooring product

ARMSTRONG WORLD IND INC7 citations71

US6699554B2Mar 2, 2004

Preseamed sheet flooring product

ARMSTRONG WORLD IND INC2 citations60

US6582550B1Jun 24, 2003

Preseamed sheet flooring method

ARMSTRONG WORLD IND INC1 citations60