U.S. patent number [Application Number ] was granted by the patent office on 1967-07-25 for united states patent: 3332880 ( 1.
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United States Patent |
3,332,880 |
|
Issue Date: |
July 25,
1967 |
Current U.S.
Class: |
510/327; 510/235;
510/340; 510/352; 510/495; 510/498; 510/357; 510/328 |
Current CPC
Class: |
C11D
1/14 (20130101) |
Current International
Class: |
C11D
3/00 (20060101); C11D 1/12 (20060101); C11D
1/02 (20060101) |
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