Document Type and Number:
Japanese Patent JPS4910736
Kind Code:
Y1
Application Number:
JP12021070U
Publication Date:
March 14, 1974
Filing Date:
December 04, 1970
Export Citation:
International Classes:
A01B35/04; A01B35/02; A01D61/00; (IPC1-7): A01B35/04; A01B35/02; A01D61/00