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Document Type and Number:
Japanese Patent JPH02131457
Kind Code:
U
Application Number:
JP4191389U
Publication Date:
November 01, 1990
Filing Date:
April 10, 1989
Export Citation:
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International Classes:
A61C3/14; A61N5/06; (IPC1-7): A61N5/06; A61C3/14
Domestic Patent References:
JPS6242848B21987-09-10
JPS62286472A1987-12-12
JPH0268074A1990-03-07



 
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