Etchal Trademarks

ETCHAL
uncoated aluminum foil as filter membrane
Cancelled  ·  September 26, 1990  ·  74100230  · 
ETCHALL
non-acid re-usable etching creme for use on glass, mirror, porcelain, and ceramic glazes
Registered  ·  March 13, 2022  ·  97309818  · 
etchall
ETCHALL
non-acid re-usable etching creme for use on glass, mirror, porcelain, and ceramic glazes
Cancelled  ·  January 24, 1996  ·  75047946  ·