Paul L. Verstrate

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Hillsoboro, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Corner guard for pre-hung door assembly
- Patent number 6,971,514
- Issue date Dec 6, 2005
- John D. VanderWerf
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS