US Patent D976732 Doorbell
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Patent Citations Received
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Patent Inventor Names
Haoliang Zhou0
Jun Zhou0
Mengying Li0
Runjiao Zhou0
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US Patent D0976732 Doorbell US Patent D976732 Doorbell
Infobox
Patent Number
D09767320
Patent Number
D9767320
Edits on 1 Feb, 2023
Golden AI
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US Patent D0976732 Doorbell
Infobox
Is a
Patent Jurisdiction
Patent Number
D09767320
Date of Patent
January 31, 2023
0Patent Application Number
297857550
Date Filed
May 27, 2021
0Patent Primary Examiner
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