Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
July 13, 2010
Patent Application Number
11589223
Date Filed
October 30, 2006
Patent Primary Examiner
Patent abstract
There is provided a sealed prismatic battery having an opening vent excellent in reliability with use of a deformed state of a battery casing on occasion of abnormal increase in internal pressure of the battery.
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