TREA

Mario Calabretta

Follow

Person

  • Royersford, PA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Package opening device
    • Patent number 7,673,788
    • Issue date Mar 9, 2010
    • Mario Calabretta
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Package opening device
    • Publication number 20080041907
    • Publication date Feb 21, 2008
    • Mario Calabretta
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL