TREA

Tiesenhausen; Henry H.

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  • Vancouver, CA
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  • Information Patent Grant

    Multi-media production programmer
    • Patent number 3,935,593
    • Issue date Jan 27, 1976
    • Tiesenhausen; Henry H.
    • Henry H. von Tiesenhausen
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

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