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Robert P. Ryan Category: Person Description: A researcher for the U.S. Department of Transportation. Page Sections: Documents |
| Date | Document | Details |
|---|---|---|
| June 1973 publication date | Feasibility of High-Resolution Pulse-Echo Techniques for Automobile Tire Inspection | Research Report ( PDF) 4.0MB ยท 84 pagesAuthors: Robert P. Ryan Publisher: National Highway Traffic Safety Administration |