Ruler
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Description
Claims
The ornamental design for a ruler as shown and described.
Referenced Cited
Patent History
Patent number: D1046654
Type: Grant
Filed: Dec 28, 2022
Date of Patent: Oct 15, 2024
Assignee:
Inventor: Chongchao Zhao (Shanghai)
Primary Examiner: Antoine Duval Davis
Application Number: 29/881,089
Type: Grant
Filed: Dec 28, 2022
Date of Patent: Oct 15, 2024
Assignee:
Inventor: Chongchao Zhao (Shanghai)
Primary Examiner: Antoine Duval Davis
Application Number: 29/881,089
Classifications