TREA

Firma Merz & Krell GmbH & Co.

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  • Gross-Bierberau, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-color writing utensil
    • Patent number 4,999,017
    • Issue date Mar 12, 1991
    • Firma Merz & Krell GmbH & Co.
    • Georg Keil
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES