Helical gear
Description
Claims
The ornamental design for a helical gear, as shown and described.
Referenced Cited
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Patent History
Patent number: D877783
Type: Grant
Filed: Apr 17, 2018
Date of Patent: Mar 10, 2020
Inventor: Justin Smith (Wittman, AZ)
Primary Examiner: Patricia A Palasik
Application Number: 29/644,326
Type: Grant
Filed: Apr 17, 2018
Date of Patent: Mar 10, 2020
Inventor: Justin Smith (Wittman, AZ)
Primary Examiner: Patricia A Palasik
Application Number: 29/644,326
Classifications