Sergio Vella

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Biella, IT

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Patents Grantslast 30 patents

Information Patent Grant
Yarn feeding device
- Patent number 4,161,297
- Issue date Jul 17, 1979
- Sergio Vella
- D03 - WEAVING
Information Patent Grant
Electronic device for controlling weft yarn insertion in looms
- Patent number 4,051,871
- Issue date Oct 4, 1977
- ROJ Electrotex S.p.A.
- Sergio Vella
- D03 - WEAVING
Information Patent Grant
Yarn feeding device with constant adjustable tension, particularly...
- Patent number 3,940,079
- Issue date Feb 24, 1976
- Roj & Vella S.p.A.
- Sergio Vella
- D03 - WEAVING