Conical helix
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Description
Claims
The ornamental design for a conical helix, as shown.
Referenced Cited
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Patent History
Patent number: D838785
Type: Grant
Filed: Apr 7, 2017
Date of Patent: Jan 22, 2019
Assignee: (Encinitas, CA)
Inventor: Mark William Wonner (Encinitas, CA)
Primary Examiner: Cynthia M. Chin
Application Number: 29/599,993
Type: Grant
Filed: Apr 7, 2017
Date of Patent: Jan 22, 2019
Assignee: (Encinitas, CA)
Inventor: Mark William Wonner (Encinitas, CA)
Primary Examiner: Cynthia M. Chin
Application Number: 29/599,993
Classifications
