Laurance F. Plaskan

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West Bend, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Combined credit card authorization terminal and flatbed credit card...
- Patent number D305643
- Issue date Jan 23, 1990
- Data Card Corporation
- David A. Stark
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Credit card authorization/data capture terminal
- Patent number D298944
- Issue date Dec 13, 1988
- DataCard Corporation
- David A. Stark
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Combined credit card authorization terminal and raised credit card...
- Patent number D298626
- Issue date Nov 22, 1988
- DataCard Corporation
- David A. Stark
- D14 - Recording, communication, or information retrieval equipment