Digital protractor
First Claim
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1. The ornamental design for a digital protractor, as shown and described.
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1 Claim
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1. The ornamental design for a digital protractor, as shown and described.
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Current AssigneeChangsong Jiang, Guangjin Li
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Original AssigneeChangsong Jiang, Guangjin Li
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InventorsJiang, Changsong, Li, Guangjin
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Primary Examiner(s)Davis; Antoine D.
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Application NumberUS29/332,406Time in Patent Office375 DaysField of SearchD10/65, D10/70, 334/51, 332/86, 333/65, 333/661.1US Class CurrentD10/65CPC Class CodesN/A
