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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH01150854
Kind Code:
U
Application Number:
JP4697388U
Publication Date:
October 18, 1989
Filing Date:
April 07, 1988
Export Citation:
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International Classes:
E04G13/04; E04G15/06; (IPC1-7): E04G13/04
Domestic Patent References:
JPS62164961A1987-07-21
JPS4967055A1974-06-28