Building block with a double male cross hole
Latest SHANGHAI PUTAO TECHNOLOGY CO., LTD. Patents:
Description
Claims
The ornamental design for a building block with a double male cross hole, as shown and described.
Referenced Cited
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Patent History
Patent number: D885494
Type: Grant
Filed: Dec 15, 2018
Date of Patent: May 26, 2020
Assignee: SHANGHAI PUTAO TECHNOLOGY CO., LTD. (Shanghai)
Inventors: Xiang Zhang (Shanghai), Lei Xie (Shanghai)
Primary Examiner: Cynthia M. Chin
Application Number: 29/673,568
Type: Grant
Filed: Dec 15, 2018
Date of Patent: May 26, 2020
Assignee: SHANGHAI PUTAO TECHNOLOGY CO., LTD. (Shanghai)
Inventors: Xiang Zhang (Shanghai), Lei Xie (Shanghai)
Primary Examiner: Cynthia M. Chin
Application Number: 29/673,568
Classifications