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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4951040
Kind Code:
U
Application Number:
JP9291272U
Publication Date:
May 04, 1974
Filing Date:
August 08, 1972
Export Citation:
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International Classes:
E04H4/06; E04H4/00; (IPC1-7): E04H3/19
Domestic Patent References:
JP34007979A
JPS3718765Y1



 
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