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2 unusual facts about Geoffrey Frank Grant


Electronic line judge

This original tennis electronic line judge device, invented by Geoffrey Grant, an avid tennis player, and Robert Nicks, an electronics engineer, was used in the championship finals of both the Men’s World Championship Tennis in Dallas in May, 1974 and the Ladies’ Virginia Slims tour in Los Angeles.

Geoffrey Frank Grant

He migrated to the United States and currently resides in Fort Worth, Texas.



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