United States Patent: 3122743

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United States Patent

3,122,743

Issue Date:

February 25, 1964

Current U.S. Class: 342/10; 102/384

Current CPC Class: H01Q 1/30 (20130101); H01Q 15/20 (20130101)

Current International Class: H01Q 1/27 (20060101); H01Q 15/20 (20060101); H01Q 1/30 (20060101); H01Q 15/14 (20060101)

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Current U.S. Class:	342/10; 102/384
Current CPC Class:	H01Q 1/30 (20130101); H01Q 15/20 (20130101)
Current International Class:	H01Q 1/27 (20060101); H01Q 15/20 (20060101); H01Q 1/30 (20060101); H01Q 15/14 (20060101)