Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 30, 2021
Patent Application Number
16343772
Date Filed
February 23, 2017
Patent Primary Examiner
Patent abstract
An angle ruler includes a ruler, a ruler holder and a digital display module, the digital display module is fixed on the ruler holder and the ruler holder has an inclined edge. The angle ruler can not only retain the using habit of the user, but also can make the reading more convenient, accurate and time-saving.
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