TREA

Uwe Frost

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  • Berlin, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Light signal
    • Patent number 8,702,282
    • Issue date Apr 22, 2014
    • Siemens Aktiengesellschaft
    • Joerg Birkholz
    • F21 - LIGHTING

Patents Applicationslast 30 patents

  • Information Patent Application

    LIGHT SIGNAL
    • Publication number 20120162997
    • Publication date Jun 28, 2012
    • Siemens Aktiengesellschaft
    • Joerg Birkholz
    • B61 - RAILWAYS
  • Information Patent Application

    LIGHT SIGNAL
    • Publication number 20120153314
    • Publication date Jun 21, 2012
    • Siemens Aktiengesellschaft
    • Joerg Birkholz
    • B61 - RAILWAYS