John L. Robshaw

Person

  • Warwick, RI, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Mandrel for wound materials

    • Patent number 7,731,120
    • Issue date Jun 8, 2010
    • John L. Robshaw
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL