A slanted realistic patterned red business stamp, with the words, "Do Not Copy." Created with Inkscape. 不 副本 业务 请不要复制业务邮票 2
A slanted solid red business stamp, with the words, "Do Not Copy." Created with Inkscape. 不 副本 业务 请不要复制业务邮票 1
A slanted realistic patterned blue business stamp, with the words, "Copy." Created with Inkscape. 副本 业务 邮票 复制业务邮票 2