Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:: PERFORMING OPERATIONS; TRANSPORTING
Class:: LAYERED PRODUCTS
Subclass:: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM

layered products with a layer of CELLULAR structure

3 direct subcodes

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B32B 3/02 characterised by features of form at particular places, e.g. in edge regions
B32B 3/1 characterised by a discontinuous layer, i.e. apertured or formed of separate pieces of material
B32B 3/26 characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids