Robert A. Johnson

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Spartanburg, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Advertising display unit for merchandising cooler
- Patent number D305672
- Issue date Jan 23, 1990
- Specialty Equipment Company, Inc.
- Paul H. Corden
- D20 - Sales and advertising equipment
Information Patent Grant
Integral moving message device for merchandising display case
- Patent number 4,738,042
- Issue date Apr 19, 1988
- Specialty Equipment Co., Inc.
- Paul H. Corden
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS