Elmer Ambrose Sperry
ریشه و کاربرد
ریشه
Named after Elmer Ambrose Sperry, born in 1860 in Cortland, New York, United States.
مثال
- Elmer Ambrose Sperry invented the gyrocompass.
- The Sperry Corporation was founded by Elmer Ambrose Sperry.
- Elmer Ambrose Sperry's inventions greatly contributed to naval technology.
تعریف انگلیسی
noun
- United States engineer and inventor of the gyrocompass (1860-1930)