Shaft seal
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Description
Where applicable, portions of the shaft seal are shown in broken lines herein for illustrative purposes only, and form no part of the claim.
Claims
The ornamental design for a shaft seal, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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Patent History
Patent number: D906485
Type: Grant
Filed: Sep 27, 2017
Date of Patent: Dec 29, 2020
Assignee: Natural Gas Solutions North America, LLC (Houston, TX)
Inventor: Robert Erling Fowler (Houston, TX)
Primary Examiner: Amy C Wierenga
Application Number: 29/619,204
Type: Grant
Filed: Sep 27, 2017
Date of Patent: Dec 29, 2020
Assignee: Natural Gas Solutions North America, LLC (Houston, TX)
Inventor: Robert Erling Fowler (Houston, TX)
Primary Examiner: Amy C Wierenga
Application Number: 29/619,204
Classifications
Current U.S. Class:
Fitting (10) (D23/259)