William B. Swensen

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Spanaway, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method to protect glass in doors and windows from scratches, abrasi...
- Patent number 5,107,643
- Issue date Apr 28, 1992
- William B. Swensen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method to protect glass in doors and windows from scratches, abrasi...
- Patent number 5,020,288
- Issue date Jun 4, 1991
- William B. Swensen
- B60 - VEHICLES IN GENERAL