Stephan Frank

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Porta Westfalica, DE

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Patents Grantslast 30 patents

Information Patent Grant
Embossing press for producing embossed seams
- Patent number 6,431,063
- Issue date Aug 13, 2002
- Melitta Haushaltsprodukte GmbH & Co., KG
- Rainer Dölfel
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD

Patents Applicationslast 30 patents

Information Patent Application
Method for producing filter paper
- Publication number 20020101000
- Publication date Aug 1, 2002
- Rainer Dolfel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Bag-shaped filter insert made of filter paper
- Publication number 20020066700
- Publication date Jun 6, 2002
- Rainer Dolfel
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Embossing press for producing embossed seams
- Publication number 20010013281
- Publication date Aug 16, 2001
- Rainer Dolfel
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD