4. Metal working
  5. Method of mechanical manufacture
  6. Electrical device making

James E. Graf

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Chemically rechargeable battery

Chemistry: electrical current producing apparatus – product – and – Regenerating – salvage or repair feature other than only...
Patent

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Electrosurgical apparatus

Surgery – Instruments – Electrical application
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Method of making a drug dispensing body

Metal working – Method of mechanical manufacture – Electrical device making
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Rotatable cuff assembly for a heart valve prosthesis

Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Heart valve – Having rigid or semirigid pivoting occluder
Patent

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Profile ID: LFUS-PAI-P-610050

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