Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
November 6, 2007
Patent Application Number
11426665
Date Filed
June 27, 2006
Patent Citations Received
Patent Primary Examiner
Patent abstract
A wafer case is inserted into a packaging bag, and an ear folding and shaping bar is pressed against a root of each corresponding triangular ear portion, making a folding back line in each triangular ear portion. Each of the triangular ear portions is folded back over a container side surface by a bag rear end ear folder. The folding operation for each of the triangular ear portions is performed precisely and smoothly.
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