Patricia T. Karczewski

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Squirrel Hill, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Locomotive brake console
- Patent number D319423
- Issue date Aug 27, 1991
- American Standard Inc.
- Patricia T. Karczewski
- D12 - Transportation
Information Patent Grant
Locomotive brake console
- Patent number D319039
- Issue date Aug 13, 1991
- American Standard Inc.
- Patricia T. Karczewski
- D12 - Transportation