IP Library › Patent Application 60366414
Patent Application Provisional
App. No. 60/366,414 · Confirmation No. 8398

Directional microphone hearing aid system

Inventor: Oleg Saltykov
Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2002-03-21 TRNA Transmittal of New Application 1 View
2002-03-21 SPEC Specification 10 View
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Quick Facts
App. No.
60/366,414
Filed
2002-03-21