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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5544959
Kind Code:
Y2
Application Number:
JP2335275U
Publication Date:
October 22, 1980
Filing Date:
February 19, 1975
Export Citation:
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International Classes:
E03D11/16; E03D11/00; (IPC1-7): E03D11/16



 
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