John Ryba

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Hiram, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Interlocking mainframe rail and sash slot system
- Patent number 8,074,410
- Issue date Dec 13, 2011
- Soft-Lite, LLC
- John Ryba
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS