United States Patent: 3390814

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United States Patent

3,390,814

Issue Date:

July 2, 1968

Current U.S. Class: 222/137; 366/130; 222/145.6; 222/149; 366/332

Current CPC Class: B05C 17/00566 (20130101); B01F 11/0082 (20130101); B05C 17/01 (20130101); B05C 17/00553 (20130101); B01F 2215/0039 (20130101); B01F 13/002 (20130101); B01F 15/00506 (20130101)

Current International Class: B01F 11/00 (20060101); B05C 17/01 (20060101); B05C 17/005 (20060101); B01F 13/00 (20060101); B01F 15/00 (20060101)

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Current U.S. Class:	222/137; 366/130; 222/145.6; 222/149; 366/332
Current CPC Class:	B05C 17/00566 (20130101); B01F 11/0082 (20130101); B05C 17/01 (20130101); B05C 17/00553 (20130101); B01F 2215/0039 (20130101); B01F 13/002 (20130101); B01F 15/00506 (20130101)
Current International Class:	B01F 11/00 (20060101); B05C 17/01 (20060101); B05C 17/005 (20060101); B01F 13/00 (20060101); B01F 15/00 (20060101)