Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DOOBOOI KK
Original Assignee
DOOBOOI KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by DOOBOOI KKfiledCriticalDOOBOOI KK
Priority to JP7943380ApriorityCriticalpatent/JPS6031691B2/en
Publication of JPS578631ApublicationCriticalpatent/JPS578631A/en
Publication of JPS6031691B2publicationCriticalpatent/JPS6031691B2/en
JP7943380A1980-06-121980-06-12
Method and device for removing impurities from the inner surface of the heat-sealed part of a plastic bag
ExpiredJPS6031691B2
(en)