United States Patent: 3447161 ( 1

Issue Date:

Patent Grant 3447161

U.S. patent number [Application Number ] was granted by the patent office on 1969-06-03 for united states patent: 3447161 ( 1.


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United States Patent 3,447,161
Issue Date: June 3, 1969
Current U.S. Class: 604/289; 174/47; 606/153; 439/195
Current CPC Class: A61M 39/0247 (20130101); A61M 2039/0294 (20130101); A61M 2039/0267 (20130101); A61M 2039/0276 (20130101); A61M 2039/0282 (20130101)
Current International Class: A61M 1/00 (20060101)


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