Background
Langenfield, David Allen was born on March 15, 1960 in Washington, District of Columbia, United States. Son of Arvil H. and Bertha Lee Langenfield.
Langenfield, David Allen was born on March 15, 1960 in Washington, District of Columbia, United States. Son of Arvil H. and Bertha Lee Langenfield.
Bachelor of Science in Electrical Engineering, University Missouri, Rolla, 1983. Master of Science in Electrical Engineering, University Missouri, St. Louis, 1989.
Senior electrical engineer, McDonnell Douglas, St. Louis, 1983-1988; manager product development - electrical, Mark Andy, Inc., Chesterfield, Missouri, since 1988.
Member Immaculate Conception Church, Union, Missouri, since 1993. Member Institute of Electrical and Electronics Engineers.