Vicksburg, MS, US
Information
Patent Grant
United States of America as represented by the Secretary of the Army
James N. Pratt
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
U.S. Army Corps of Engineers as represented by the Secretary of the Army
Donald T. Resio
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
James N. Pratt
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
