Means for neutralizing poisonous engine gases
United States Patent 1793813

Inventors:
Albert, Mackinnon Daniel
Publication Date:
02/24/1931
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Assignee:
Albert, Mackinnon Daniel
Primary Class:
422/171
Other Classes:
422/172, 60/302, 55/419, 422/180, 60/307, 60/299, 55/DIG.030, 55/337, 423/212, 60/295, 55/459.300
International Classes:
B01D53/94; F01N3/28; F01N3/32; F01N7/02; F01N7/10; F01N3/30; F01N7/00