Process of producing smoke clouds from moving aircraft
United States Patent 1619183

Inventors:
Bradner, Donald B.
Oglesby, Nicholas E.
Publication Date:
03/01/1927
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Assignee:
Bradner, Donald B.
Oglesby, Nicholas E.
Primary Class:
244/136
Other Classes:
239/171, 516/2, 239/2.100
International Classes:
F41H9/06; F41H9/00