B29B 2911/1426

Layer configuration, geometry, dimensions or physical properties of preforms for blow-moulding bottles or the like layer configuration multilayered having at least one layer being applied using techniques not covered by [CPC: B29B2911/14133] - [CPC: B29B2911/14213] having at least two layers being applied using said techniques having at least three layers being applied using said techniques having more than three layers being applied using said techniques