B31C 3/04

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2024/0217,693 CANApr 15, 22Jul 04, 24ENVICAN GMBH
2021/0316,524 PAPER TUBE MAKING APPARATUSMar 19, 21Oct 14, 21Not available
2020/0189,791 PRESSURE-RESISTANT CONTAINERJun 08, 18Jun 18, 20Envican GmbH
2019/0307,274 PAPER STRAWApr 06, 18Oct 10, 19Not available
2010/0173,764 Folding mandrel, device and method for manufacturing glued sleevesDec 18, 09Jul 08, 10MICHAEL HOERAUF MASCHINENFABRIK GMBH & CO. KG
2008/0153,684 Machine and Method For Producing Cardboard TubesFeb 01, 05Jun 26, 08Not available
2008/0009,399 Machine And Method For Forming Tubes By Helical Winding Of Strips Of Web MaterialNov 18, 05Jan 10, 08FABIO PERINI S.P.A.
2005/0129,884 Spiral wound tubes, method and apparatus for forming the sameFeb 07, 05Jun 16, 05The Procter & Gamble Company
2005/0113,234 Flexible fluid containment vesselOct 15, 04May 26, 05Not available