Robert Jorgensen

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Niles, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Traffic responsive control system for automatically operated doors
- Patent number 4,272,921
- Issue date Jun 16, 1981
- Kawneer Company, Inc.
- Robert Jorgensen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES