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Fred Knoll

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  • Calgary, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Orifice flowmeter security device
    • Patent number 10,113,336
    • Issue date Oct 30, 2018
    • Daniel Measurement and Control, Inc.
    • Fred Knoll
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    ORIFICE FLOWMETER SECURITY DEVICE
    • Publication number 20160131510
    • Publication date May 12, 2016
    • Daniel Measurement and Control, Inc.
    • Fred Knoll
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES