Process for gold foil stamping in relief

Abstract From the Canadian patent

Gilding and relief-marking process starting with a thermographic impression, Gilding or relief-marking process which starts with any typographic, offset or other impression and converts it into relief of variable thickness by the known, thermography principle, but employing a hot-melt powder endowing the film forming the relief with adhesive properties capable, after it has solidified of transfering, and retaining on its surface any marking material whatever.