A - Human Necessities – 61 – B
Patent
A - Human Necessities
61
B
349/27
A61B 5/12 (2006.01) A61B 5/042 (2006.01) A61F 11/04 (2006.01) A61N 1/05 (2006.01) H04R 25/00 (2006.01)
Patent
CA 1213350
Abstract A non-invasive, external ear canal electrode useful for transmitting sound stimulus to an ear canal and for conducting electrical signals picked up from the ear canal epidermal surface including a tube comprising electro- conductive metal and having a resilient plastic foam element impregnated with an electrolytically conductive medium attached to the end to be placed in the ear. -18-
420111
Beigler Myron A.
Danby Hal C.
Johnson Douglas S. Q.c.
Minnesota Mining And Manufacturing Company
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