John Regal

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Pella, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Operator for a slat shade assembly
- Patent number 4,274,469
- Issue date Jun 23, 1981
- Rolscreen Company
- Herman S. Kuyper
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS