mini machine for hot mancatura written indelibly on checks and other paper documents

摘要

mini machine for producing a permanent marking on paper documents of value, such as, in particular, the words "non transferable" on a cheque, comprising a head marking.in which the characters in the words are associated with important means of heating, to obtain a marking to hot to burn at least part of the fibers of the paper.preferably, the characters in the significance of the written marking is formed in a mold of incision, mounted interchangeably on the head.the latter is constituted by a metal plate, in which a thickness is made a slot for the accommodation, interchangeably, said mold engraving.and at the side of the slot mounted electric resistance heating.