4. Metal working
  5. Method of mechanical manufacture
  6. Valve or choke making

John Kenneth Ryder

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Altering heart valve leaflet attachment geometry to...

Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Heart valve – Flexible leaflet
Reexamination Certificate

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Method and apparatus of inserting occluder(s) in heart valve...

Metal working – Method of mechanical manufacture – Valve or choke making
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2020675

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