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2196839
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Information
Patent Grant
2196839
References
Source
Patent Number
2,196,839
Date Filed
Not available
Date Issued
Tuesday, April 9, 1940
84 years ago
CPC
B01D46/523 - with means for maintaining spacing between the pleats or folds
B01D46/0075 - involving vibrations or shaking
B01D46/185 - Construction of filtering belts or supporting belts including devices for centering, mounting or sealing thereof
US Classifications
055 - Gas separation
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