Robert R. Abernethy

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Garfield Hts., OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Writing instrument advertising device
- Patent number 5,086,577
- Issue date Feb 11, 1992
- Robert R. Abernethy
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Modular drill jig and method of making same
- Patent number 4,790,695
- Issue date Dec 13, 1988
- Robert R. Abernethy
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR