B41K—STAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES
B41K3/00—Apparatus for stamping articles having integral means for supporting the articles to be stamped
B41K3/02—Apparatus for stamping articles having integral means for supporting the articles to be stamped with stamping surface located above article-supporting surface
B41K3/12—Apparatus for stamping articles having integral means for supporting the articles to be stamped with stamping surface located above article-supporting surface with curved stamping surface for stamping by rolling contact
B41K3/14—Apparatus for stamping articles having integral means for supporting the articles to be stamped with stamping surface located above article-supporting surface with curved stamping surface for stamping by rolling contact for relief stamping