Background
EHRHARDT, John J. was born in 1890 in Jersey City, New Jersey, United States. Son of Frederick J. and Bertha (Igna) Ehrhardt.
EHRHARDT, John J. was born in 1890 in Jersey City, New Jersey, United States. Son of Frederick J. and Bertha (Igna) Ehrhardt.
Stevens Institute. Technical, Mechanical Engineer, 1913.
Engaged, professional engnrng. work. New York, Tokyo, British Columbia, 1913-1928. Served, Captain, Ordnance Department, United States Army during World War.
Appointed Trade Commissioner, United States Department Commerce, assigned Mukden, China, since 1928.
Member: American Society Mechanical Engineers.
Spouse Katherine Ehrhardt, June 12, 1919.
