Assignee

MARCONI WALTER

IT·1 granted patent·13 citations·filing 1982–1982

Technology mixA61F1 F16K1 Y10T1

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0132US4535484ACardiac valvular prosthesis of mechanical type provided with two freely moving leafletsMARCONI WALTER·Filed 1982·Granted Aug 20, 1985·13 cites·10 claims

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