Document Type and Number:
Japanese Patent JPS4943468
Kind Code:
U
Application Number:
JP8948972U
Publication Date:
April 16, 1974
Filing Date:
July 29, 1972
Export Citation:
International Classes:
A01F25/14; A01F25/00; B01F7/00; (IPC1-7): A01F25/00; B01F7/00