A Type of Impeller for Gas-Liquid Mixing and Impeller for Gas-Liquid Mixing has gotten two Certificates of Utility Model Patent again

Release time:9/15/2006 | Return

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ZL 2005 2 0070185.X   A Type of Impeller for Gas-Liquid Mixing

ZL 2005 2 0070184.5   Impeller for Gas-Liquid Mixing