Title:
Filter bag
Document Type and Number:
United States Patent 3203551

Inventors:
Loan Jr., Morton Van
Publication Date:
08/31/1965
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Assignee:
MET CHEM INC
Primary Class:
210/486
International Classes:
B01D29/27; B01D29/13
US Patent References:
1743509Bag fastener
2093345Waterproof cigarette pouch
2274934Bag structure
2976914Floor cushions for airplane use and the like
3089231Slide fastener manufacture


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