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The dashed-dot-dashed lines represent the boundary lines of the claimed design.
The broken lines shown in the drawings represent portions of the reaction tube that form no part of the claimed design.
We claim the ornamental design for a reaction tube, as shown and described.
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|7914049||March 29, 2011||Vinci|
|8727385||May 20, 2014||Shinoda|
|9404352||August 2, 2016||Dittmer|