Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
July 28, 2015
0Patent Application Number
129261630
Date Filed
October 28, 2010
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The drum includes a drum body provided with at least one opening, and a balance ring passing through the at least one opening and detachably connected to the drum body.
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