Pressure vessel closure
Description
The broken lines depict portions of the pressure vessel closure that form no part of the claimed design.
Claims
The ornamental design for a pressure vessel closure, as shown and described.
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Patent History
Patent number: D937906
Type: Grant
Filed: Apr 19, 2018
Date of Patent: Dec 7, 2021
Inventors: Kent Norman, III (St. Petersburg, FL), William F. McLeod (Sterling Heights, MI)
Primary Examiner: Wendy L Arminio
Application Number: 29/644,672
Type: Grant
Filed: Apr 19, 2018
Date of Patent: Dec 7, 2021
Inventors: Kent Norman, III (St. Petersburg, FL), William F. McLeod (Sterling Heights, MI)
Primary Examiner: Wendy L Arminio
Application Number: 29/644,672
Classifications