| 摘要 |
800,931. Insoles. HELSINGBORGS GUMMIFABRIKS AKTIEBOLAG TRETORN. March 14, 1957 [March 15, 1956], No. 8495/57. Class 17(2) An insole comprises a layer 1 of rubber mixture and a shank piece 2 vulcanized or glued to its upper face and consisting of one, or two or more veneers of wood with their grain in any desired direction. A fabric piece 3 is similarly glued or vulcanized to the forepart of the insole and extends at least partly over the shank piece 2. Specification 771,773 is referred to. |
