Orville Z. Frazier

Main Entry
Orville Z. Frazier
Patent Title
Internal Combustion Engine
Family Name
Frazier
Given Name
Orville
Middle Name
Z.
Patent Date
August 15, 1939
Patent Number
2,169,236
Location
IN
Item sets
INDEX OF BLACK INVENTORS BY STATE OR COUNTRY OF RESIDENCE 1834-2008