Document Type and Number:
Japanese Patent JPS4420892
Kind Code:
Y1
Application Number:
JP893164U
Publication Date:
September 05, 1969
Filing Date:
February 10, 1964
Export Citation:
International Classes:
A01B59/042; A01B13/02; A01B59/04; A01B63/00; A01B63/04; A01B63/24; (IPC1-7): A01B13/02; A01B59/04; A01B63/24