next to another layer of a

Full Title

Layered products comprising natural mineral fibres or particles, e.g. asbestos, mica > next to another layer of a

Child Classifications

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• B32B 19/041
• B32B 19/042
• B32B 19/043
• B32B 19/045
• B32B 19/046
• B32B 19/047
• B32B 19/048