Willfried Blanke

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Minden, DE

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Patents Grantslast 30 patents

Information Patent Grant
Self-closing valve
- Patent number 6,029,945
- Issue date Feb 29, 2000
- Dal-Georg Rost & Sohne Sanitaramaturen GmbH
- Willfried Blanke
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
WC-cistern filling valve
- Patent number 5,738,141
- Issue date Apr 14, 1998
- Rost GmbH & Co. KG
- Willfried Blanke
- E03 - WATER SUPPLY SEWERAGE