Fuel cell
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Description
Claims
The ornamental design for a fuel cell, as shown and described.
Referenced Cited
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Patent History
Patent number: D990424
Type: Grant
Filed: Sep 29, 2022
Date of Patent: Jun 27, 2023
Assignee: Cummins Enterprise LLC (Indianapolis, IN)
Inventor: Darren Bawden Hickey (Halfmoon, NY)
Primary Examiner: Catherine Ho
Application Number: 29/854,963
Type: Grant
Filed: Sep 29, 2022
Date of Patent: Jun 27, 2023
Assignee: Cummins Enterprise LLC (Indianapolis, IN)
Inventor: Darren Bawden Hickey (Halfmoon, NY)
Primary Examiner: Catherine Ho
Application Number: 29/854,963
Classifications
Current U.S. Class:
Generator, Motor Or Casing Therefor (D13/122)