| http://www.w3.org/ns/prov#value | - Patent US5643194 - Subcutaneous valve and device for externally setting it - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More ??Sign inAdvanced Patent SearchPatentsA subcutaneous vane for the external regulation of fluid flow, said valve including a body comprising a substantially cylindrical and flat internal chamber having a central axis; an inlet pipe and a drain pipe formed
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