TeleDoc posted:If you had to resort to using an xacto, plus 3 attempts with alcohol, that indicates it was “Heat Stamped”, not Rubber Stamped. Most rubber stamping will come off with warm water, plus alcohol as alternative.
Thanks for what this was. Surface felt smooth so thought rubber stamp, while I THOUGHT heat stamp would have slight rough feel where plastic deformed and left raised ridges, but maybe that was older technology and newer stuff doesn't leave tell tale ridges.