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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4945541
Kind Code:
Y2
Application Number:
JP194371U
Publication Date:
December 13, 1974
Filing Date:
January 20, 1971
Export Citation:
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International Classes:
A01C7/20; A01C5/06; A01C7/00; (IPC1-7): A01C7/00



 
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