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provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isa:111237392
rdf:type
prov:Entity
prov:value
In certain aspects, a sound attenuation layer (e.g., material layer 30 or 40) is attached using glue or other adhesive material, however, other attachment elements such as velcro strips, ties, etc., may be used.
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isa:111237392