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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS565087
Kind Code:
U
Application Number:
JP4308580U
Publication Date:
January 17, 1981
Filing Date:
April 02, 1980
Export Citation:
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International Classes:
E03F5/04; (IPC1-7): E03F5/04
Domestic Patent References:
JP46026988U
JPS4835728B11973-10-30



 
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