PECSI DOHANYGYAR, A HUNGARIAN COMPANY

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing tobacco filter to adsorb materials harmful to...
- Patent number 4,753,250
- Issue date Jun 28, 1988
- Pecsi Dohanygyar
- Istvan Bitter
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES