United States Patent: 2670265

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United States Patent

2,670,265

Issue Date:

February 23, 1954

Current U.S. Class: 8/543; 8/DIG.2; 8/DIG.21; 8/120; 8/128.3; 8/549; 8/672; 260/1; 514/128; 534/550; 540/131; 558/184; 534/642

Current CPC Class: D06P 3/666 (20130101); D06P 3/66 (20130101); Y10S 8/02 (20130101); Y10S 8/21 (20130101)

Current International Class: C09B 62/505 (20060101); C09B 62/507 (20060101); C09B 62/517 (20060101)

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Current U.S. Class:	8/543; 8/DIG.2; 8/DIG.21; 8/120; 8/128.3; 8/549; 8/672; 260/1; 514/128; 534/550; 540/131; 558/184; 534/642
Current CPC Class:	D06P 3/666 (20130101); D06P 3/66 (20130101); Y10S 8/02 (20130101); Y10S 8/21 (20130101)
Current International Class:	C09B 62/505 (20060101); C09B 62/507 (20060101); C09B 62/517 (20060101)