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Rolf Lehmann

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  • Hamburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chainsaw chain for concrete
    • Patent number 7,434,575
    • Issue date Oct 14, 2008
    • Dolmar GmbH
    • Rolf Lehmann
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Chain saw with saw depth limitation
    • Patent number 6,539,635
    • Issue date Apr 1, 2003
    • Dolmar GmbH
    • Rolf Lehmann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...

Patents Applicationslast 30 patents

  • Information Patent Application

    Chainsaw Chain for Concrete
    • Publication number 20080000466
    • Publication date Jan 3, 2008
    • Rolf Lehmann
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Chain saw with saw depth limitation
    • Publication number 20020026716
    • Publication date Mar 7, 2002
    • Rolf Lehmann
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...