A slanted realistic patterned red business stamp, with the words, "Do Not Copy." Created with Inkscape. 不 副本 業務 請不要複製業務郵票 2
A slanted solid red business stamp, with the words, "Do Not Copy." Created with Inkscape. 不 副本 業務 請不要複製業務郵票 1
A slanted realistic patterned blue business stamp, with the words, "Copy." Created with Inkscape. 副本 業務 郵票 複製業務郵票 2