Michael T. Callas

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Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Combined mat and eas antenna
- Patent number D749063
- Issue date Feb 9, 2016
- CALLAS ENTERPRISES LLC
- Michael T. Callas
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Combined floor mat and EAS antenna
- Patent number D749062
- Issue date Feb 9, 2016
- CALLAS ENTERPRISES LLC
- Michael T. Callas
- D14 - Recording, communication, or information retrieval equipment