USD443355SExpiredUtility
Nasal respiratory mask shell and forehead support assembly
Est. expiryJun 18, 2019(expired)· nominal 20-yr term from priority
98
PatentIndex Score
190
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a nasal respiratory mask shell and forehead support assembly, as shown and described.
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