US Patent D812331 Vacuum hose coupler
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Patent Citations Received
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Patent Inventor Names
John LaBarbera0
Paul LaBarbera0
Vincent LaBarbera0
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US Patent D0812331 Vacuum hose coupler US Patent D812331 Vacuum hose coupler
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Patent Number
D0812331
Patent Number
D812331
Edits on 19 Jan, 2022
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US Patent D0812331 Vacuum hose coupler
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Is a
Patent jurisdiction
Patent number
D0812331
Date of patent
March 6, 2018
Patent application number
29595897
Date Filed
March 2, 2017
Patent primary examiner
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