Vittorio Sgrignuoli

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Bologna, IT

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Patents Grantslast 30 patents

Information Patent Grant
Device for changing operative parts for tobacco industry machines
- Patent number 11,160,303
- Issue date Nov 2, 2021
- G.D S.p.A.
- Vittorio Sgrignuoli
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Method of production of a cigarette filter
- Patent number 7,625,328
- Issue date Dec 1, 2009
- G.D Societa' per Azioni
- Fiorenzo Draghetti
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES

Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR CHANGING OPERATIVE PARTS FOR TOBACCO INDUSTRY MACHINES
- Publication number 20200205464
- Publication date Jul 2, 2020
- G.D.-S.p.A.
- Vittorio SGRIGNUOLI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Method of Production of a Cigarette Filter
- Publication number 20080029115
- Publication date Feb 7, 2008
- G.D SOCIETA' PER AZIONI
- Fiorenzo Draghetti
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
Method and a machine for manufacturing filters for tobacco products
- Publication number 20050224087
- Publication date Oct 13, 2005
- Fiorenzo Draghetti
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES