Bag

609,363. Paper bags. BILLERUDS AKTIEBOLAG. March 12, 1946. No. 7685. Convention date April 28, 1941. [Class 94 (ii)] A valve bag 1 provided with a valve-sealing means comprising a tube of paper or the like 3 extending into the bag beyond the valve 2 and which is bent back on itself inside the bag to...

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Bibliographische Detailangaben
1. Verfasser: JOHNSSON JOHN
Format: Patent
Sprache:eng
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