Ralph A. Graf

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Freienbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Sawtooth wire
- Patent number 6,920,671
- Issue date Jul 26, 2005
- Graf + Cie AG
- Ralph A. Graf
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
Sawtooth wire
- Publication number 20040128800
- Publication date Jul 8, 2004
- Ralph A. Graf
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING