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- Google Patents
AU487007B2 - Method and apparatus of manufacturing resin tubes alternately having a thick wall portion anda thin wall portion
- Google Patents
Method and apparatus of manufacturing resin tubes alternately having a thick wall portion anda thin wall portion
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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical Co Ltd
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
Priority claimed from JP49110803Aexternal-prioritypatent/JPS587448B2/en
Application filed by Sekisui Chemical Co LtdfiledCriticalSekisui Chemical Co Ltd
Application grantedgrantedCritical
Publication of AU487007B2publicationCriticalpatent/AU487007B2/en
Publication of AU8518175ApublicationCriticalpatent/AU8518175A/en
AU85181/75A1974-09-251975-09-25Method and apparatus of manufacturing resin tubes alternately having a thick wall portion anda thin wall portion
ExpiredAU487007B2
(en)