TREA

Bernhard Alexander Spalteholz

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  • Surrey, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dry ice blasting cleaning apparatus
    • Patent number 7,033,249
    • Issue date Apr 25, 2006
    • British Columbia Hydro and Power Authority
    • Bernhard Alexander Spalteholz
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    Dry ice blasting cleaning apparatus
    • Publication number 20050272347
    • Publication date Dec 8, 2005
    • British Columbia Hydro and Power Authority
    • Bernhard Alexander Spalteholz
    • B24 - GRINDING POLISHING