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ORVILLE
Alfred G. B. Prather
Main Entry
Alfred G. B. Prather
Patent Title
Gravity Escape Means
Family Name
Prather
Given Name
Alfred
Middle Name
G. B.
Patent Date
February 6, 1973
Patent Number
3,715,011
Location
MD
Item sets
INDEX OF BLACK INVENTORS BY STATE OR COUNTRY OF RESIDENCE 1834-2008