Other attributes
Classification Type
Parent Classification
No article content yet.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
Enclosing successive articles, or quantities of material, in a longitudinally-folded web, or in a web folded into a tube about the articles or quantities of material placed upon it in a web folded and sealed transversely to form pockets which are subsequently filled and then closed by sealing the web advancing continuously