20100038354 | HEATING APPARATUS - The heating apparatus comprises a stratified and flattened body, said body comprising, from the centre outwards, two first layers of laminar electricity conducting elements coupled together by interposing one centre layer of first laminar insulating means; two second layers of second laminar insulating means covering said two first layers; at least one third layer of laminar means covering said second layers, said second layers comprising sheets of adhesive material that can be removed by pulling them from said first layers. | 02-18-2010 |