Title:
Air-cleaner blade
Document Type and Number:
United States Patent 1729390
Inventors:
Kamrath, Herbert G.
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Publication Date:
09/24/1929
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Export Citation:
Assignee:
AC SPARK PLUG CO
Primary Class:
Other Classes:
55/DIG.028, 55/416, 55/457
International Classes:
B04C5/06; B04C5/00