USD415833SExpiredUtility

Hearing protection device

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Assignee: CABOT SAFETY INTERMEDIATE CORPPriority: Mar 10, 1998Filed: Mar 10, 1998Granted: Oct 26, 1999
Est. expiryMar 10, 2018(expired)· nominal 20-yr term from priority
Inventors:Robert N. FalcoMarc Doty
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1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a hearing protection device, as shown and described.

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