BS EN ISO 4638:1995(2000)
Polymeric materials, cellular flexible — Determination ofair flow permeability
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BS EN ISO 4638:1995(2000)
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BS EN ISO 4638:1995(2000)
Release Date
1970
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BS EN ISO 4638:1995(2000)
BS EN ISO 4638:1995(2000) history
0000
BS EN ISO 4638:1995(2000)
1995
BS EN ISO 4638:1995
Polymeric materials, cellular flexible - Determination of air flow permeability
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