USD384146SExpiredUtility
Laryngectomy filter assembly
Est. expiryJun 23, 2015(expired)· nominal 20-yr term from priority
Inventors:Rory James Maxwell Smith
32
PatentIndex Score
1
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a laryngectomy filter assembly, as shown.
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