Document Type and Number:
Japanese Patent JPS53143770
Kind Code:
U
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Application Number:
JP4907977U
Publication Date:
November 13, 1978
Filing Date:
April 18, 1977
Export Citation:
International Classes:
A01F12/00; A01D39/00; A01D59/00; (IPC1-7): A01D39/00; A01D59/00; A01F12/00