Coal-distilling apparatus
United States Patent 1505057

Inventors:
Frank, Nagel William
Publication Date:
08/12/1924
View Patent Images:
Download PDF 1505057 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Frank, Nagel William
Primary Class:
202/99
Other Classes:
202/262, 202/103, 110/329, 34/218, 202/117
International Classes:
C10B7/06; C10B7/00