Ionizing means for electrostatic dust-precipitation apparatus
United States Patent 2447933

Publication Date:
08/24/1948
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Assignee:
Margaret, Cummings F.
WESTINGHOUSE ELECTRIC CORP
Primary Class:
96/84
Other Classes:
361/230, 313/243, 313/268, 313/267
International Classes:
B03C3/38; B03C3/34