Air moving apparatus
United States Patent 1993158

Inventors:
Funk, James M.
Publication Date:
03/05/1935
View Patent Images:
Download PDF 1993158 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
GEORGE D ROPER CORP
Primary Class:
415/211.100
Other Classes:
415/223, 165/122, 415/142, 126/110B, 415/222
International Classes:
F04D29/54; F04D29/40