Nurnberg
Germany
3
2011-03-03
The entities that hold a legal rights for patent applications filed by inventor Balke Mark:
Mark Balke from Nurnberg, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
Self-adjustment of a hearing aid and hearing aid
#2 | 2009-08-13Hearing aid with connecting element serving for retention in concha
#3 | 2008-04-24Hearing aid with sound tube serving for retention in concha
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