| http://www.w3.org/ns/prov#value | - to a sealing device ensuring the fiuid-tight passage of cables, Wires or pipe lines through a wall or partition subjected on its two sides to different atmospheres or media, this sealing device consisting of rubber plates formed with holes having substantially the diameter of the cables, wires or pipe lines, being adapted to be clamped against the wall or partition by a kind of cover secured there
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