W. David Sawyer

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Indianapolis, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Support for a non-self supporting container
- Patent number 4,940,200
- Issue date Jul 10, 1990
- Wilmarc, Inc.
- W. David Sawyer
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL