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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5223821
Kind Code:
Y2
Application Number:
JP9639671U
Publication Date:
May 31, 1977
Filing Date:
October 20, 1971
Export Citation:
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International Classes:
B65G57/30; B65B35/30; B65B35/50; B65G47/10; (IPC1-7): B65G57/30; B65B35/30; B65G47/10