| Patents for B31C 7 - Forming conical paper articles by winding (108) | |
|---|---|
| 07/1985 | |
| 07/02/1985 | US4526566 Conical bobbin and method of forming same |
| 06/1985 | |
| 06/25/1985 | US4525154 Foil transfer device for an installation for manufacturing hollow truncated cone shaped articles and in particular wine bottle caps |
| 08/1983 | |
| 08/16/1983 | US4398904 Machine for producing bodies of conical receptacles |
| 11/1982 | |
| 11/30/1982 | CA1136464A1 Machine for producing the bodies of conical recepticales |
| 01/1981 | |
| 01/22/1981 | WO1981000081A1 Machine for producing the bodies of conical receptacles |
| 05/1980 | |
| 05/14/1980 | EP0010680A2 Machine for manufacturing cups |
| 06/1979 | |
| 06/26/1979 | US4158989 Constant flow container manufacturing device |
| 12/1976 | |
| 12/07/1976 | US3995740 Nestable fabricated thermoplastic container |
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