Klaus Nicolai

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Quickborn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Plastic filler insert for a writing fluid converter
- Patent number 5,406,991
- Issue date Apr 18, 1995
- Rotring-Werke Riepe KG
- Jurgen Rathenberg
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES