John Michael Schweighardt

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Midlothian, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Carpet and yarns therefor
- Patent number 6,030,685
- Issue date Feb 29, 2000
- AlliedSignal Inc.
- John Michael Schweighardt
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...