USD743022SActiveUtility
Respiratory mask
Est. expirySep 6, 2033(~7.1 yrs left)· nominal 20-yr term from priority
Inventors:Chih-Tsan Chien
39
PatentIndex Score
3
Cited by
19
References
1
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The ornamental design for respiratory mask, as shown and described.Cited by (0)
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