Arthur H. Blackburn

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Aurora, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Tamper-proof and tamper-evident container closure system
- Patent number 5,307,948
- Issue date May 3, 1994
- Cardinal Packaging, Inc.
- Arthur H. Blackburn
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Tamper-proof and tamper-evident container closure system
- Patent number 5,052,574
- Issue date Oct 1, 1991
- Cardinal Packaging Inc.
- Lee McKinnon
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL