… or assortments of gaskets and similar joints, dissimilar in composition, put up in pouches, envelopes or similar …
Explanatory notes
… or assortments of gaskets and similar joints, dissimilar in composition, put up in pouches, envelopes or similar … OTHER MATERIAL OR OF TWO OR MORE LAYERS OF METAL These are composed of : (i) A core of asbestos (or sometimes felt, cardboard or other non‑metallic …