Heinz Ventker

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Emsdetten, DE

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Patents Grantslast 30 patents

Information Patent Grant
Laminated mineral fibre mat and processes for its production
- Patent number 4,447,490
- Issue date May 8, 1984
- Rheinhold & Mahla Dammstoffe GmbH
- Heinz Ventker
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...