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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5215834
Kind Code:
U
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Application Number:
JP10135275U
Publication Date:
February 04, 1977
Filing Date:
July 21, 1975
Export Citation:
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International Classes:
E01F9/535; E01F9/506; E01F9/541; E01F9/553; E01F9/576; (IPC1-7): E01F9/02



 
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