Rolf Paschen

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Elmshorn, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for covering an oblong opening in a housing
- Patent number 4,552,483
- Issue date Nov 12, 1985
- Koh-I-Noor Rapidograph, Inc.
- Gerold Anderka
- G12 - INSTRUMENT DETAILS
Information Patent Grant
Drawing pen exchanger for computer controlled drawing machines
- Patent number 4,496,958
- Issue date Jan 29, 1985
- Koh-I-Noor Rapidograph, Inc.
- Joachim Brandt
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Device for exchanging objects in particular writing instruments
- Patent number 4,489,333
- Issue date Dec 18, 1984
- Koh-I-Noor Rapidograph, Inc.
- Gerold Anderka
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Process and apparatus for automatic drafting devices
- Patent number 4,282,536
- Issue date Aug 4, 1981
- Koh-I-Noor Rapidgoraph, Inc.
- Rolf Paschen
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES