Patents Assigned to Heitkamp & Thumann Metallverarbeitung GmbH & Co. KG
  • Directly printed galvanic cell
    Patent number: 6066412
    Abstract: The invention relates to a galvanic cell comprising an outer metallic jar which on its outside has an insulating and a decorative layer, which has been applied directly onto the metallic jar by means of a printing and/or coating process.
    Type: Grant
    Filed: October 10, 1997
    Date of Patent: May 23, 2000
    Assignee: Heitkamp & Thumann Metallverarbeitung GmbH & Co. KG
    Inventors: Jurgen Schirr, Christoph Klaus