Klenztone Trademarks

KLENZTONE
chemical compositions for cleaning and preserving stone, marble, concrete and the like
Registered  ·  February 25, 1991  ·  74141638  · 
klenztone
KLENZTONE
CHEMICAL COMPOSITIONS FOR CLEANING AND MAINTAINING NATURAL AND ARTIFICIAL STONE SURFACES
Expired  ·  May 5, 1960  ·  72096502  ·