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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02107668
Kind Code:
U
Application Number:
JP1565989U
Publication Date:
August 27, 1990
Filing Date:
February 13, 1989
Export Citation:
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International Classes:
E04H17/16; (IPC1-7): E04H17/16
Domestic Patent References:
JPS6191960U1986-06-14
JPS58143042U1983-09-27
JPS63315778A1988-12-23



 
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