George Mandel

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Danville, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Contamination protection member for opening and resealing device
- Patent number 4,463,866
- Issue date Aug 7, 1984
- George Mandel
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Opening and stopper device
- Patent number 4,433,792
- Issue date Feb 28, 1984
- George Mandel
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL