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Patent 05545859 - Anti-viral acoustically transparent earphone cover > Summary

US Patent

Patent No. US 05545859

Published on Aug 13, 1996

Application No. 8/206971

Filed on Mar 7, 1994

Priority Date -

Inventor/Applicants

Ullrich, Kenneth A. - Wenatchee, WA

Classification

National:

181/129

Field of Search 8

2/209

181/129;

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181/137;

379/451;

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