Roberto Bertolone

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Ponzone Biellese, IT

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Patents Grantslast 30 patents

Information Patent Grant
Radial and flexible annular storage drum brake
- Patent number 6,269,843
- Issue date Aug 7, 2001
- Nuova Roj Electrotex S.R.L.
- Roberto Bertolone
- D03 - WEAVING
Information Patent Grant
Yarn feeder with adjustable braking mechanism
- Patent number 5,673,729
- Issue date Oct 7, 1997
- Nuova Roj Electrotex S.r.l.
- Bruno Maina
- D03 - WEAVING
Information Patent Grant
Yarn feeder with adjustable braking device
- Patent number 5,647,404
- Issue date Jul 15, 1997
- Nuova Roj Electrotex S.r.1.
- Bruno Maina
- D03 - WEAVING