Robert F. Hacker

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McHenry, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Modified spring system end cap for packaging fragile articles withi...
- Patent number 7,131,617
- Issue date Nov 7, 2006
- RSVP Operations, LLC
- Richard L. Bontrager
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Modified spring system end cap for packaging fragile articles withi...
- Publication number 20050103963
- Publication date May 19, 2005
- Richard L. Bontrager
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL