David A. Amatangelo

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Erie, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Stackable, collapsible and returnable container with locking structure
- Patent number 6,223,922
- Issue date May 1, 2001
- David A. Amatangelo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Plastic box
- Patent number 4,948,039
- Issue date Aug 14, 1990
- David A. Amatangelo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL