| Patents for A43D 86 - Machines for assembling soles or heels onto uppers, not provided for in groups , e.g. by welding (304) | |
|---|---|
| 01/1977 | |
| 01/18/1977 | US4003146 Method of manufacture of a shoe |
| 11/1976 | |
| 11/02/1976 | US3988797 Tennis shoe outsole and method of making the same |
| 08/1976 | |
| 08/03/1976 | US3972087 Process for connecting a shoe sole to its shaft |
| 04/1976 | |
| 04/20/1976 | US3951919 Heat-softenable polyesterurethane adhesive |