Enviar aquest missatge de text: Specification of the patent granted to David Gordon, Esq. of Basinghall-Street, London, and William Bowser, of Parsons'-Street, Wellclose-Square, Middlesex : for certain improvements in uniting and plating, or coating iron with copper, or with any other composition whereof copper is the principal ingredient : dated February 26, 1825 : (Extracted from the Repertory of Patent Inventions, &c.).