Wolfgang Sommerfeld

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Sinsheim-Hoffenheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Ink pot for felt pens for inscribing posters or the like
- Patent number 4,614,163
- Issue date Sep 30, 1986
- Esselte Pendaflex Corporation
- Nobert Hetzer
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES