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Lothar Singer

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  • Heimsheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Revolving door device
    • Patent number 5,687,451
    • Issue date Nov 18, 1997
    • Geze GmbH & Co.
    • Lothar Singer
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES