Document Type and Number:
Japanese Patent JPH0250183
Kind Code:
U
Application Number:
JP12838188U
Publication Date:
April 09, 1990
Filing Date:
September 30, 1988
Export Citation:
International Classes:
F04B45/04; A61B5/02; A61B5/022; (IPC1-7): F04B45/04; A61B5/02; A61B5/022
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