Luigi Zanchetta

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Negrisia, IT

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for manufacturing bitumen-based membrane sheets
- Patent number 5,964,946
- Issue date Oct 12, 1999
- Polyglass, S.p.A
- Luigi Zanchetta
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Bitumen-based membrane with sealing means for contiguous membranes...
- Patent number 5,843,522
- Issue date Dec 1, 1998
- Polyglass S.p.A.
- Luigi Zanchetta
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Bitumen-based membrane with sealing means for contiguous membranes...
- Patent number 5,766,729
- Issue date Jun 16, 1998
- Polyglass S.p.A.
- Luigi Zanchetta
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...