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Roettger Jansen-Herfeld

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  • Remscheid, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic saw frame with external sealing means
    • Patent number 4,682,525
    • Issue date Jul 28, 1987
    • Richard Jansen GmbH
    • Roettger Jansen-Herfeld
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Circular saw blade
    • Patent number 4,584,920
    • Issue date Apr 29, 1986
    • Richard Jansen GmbH
    • Roettger Jansen-Herfeld
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR