Document Type and Number:
Japanese Patent JPS5529473
Kind Code:
Y2
Application Number:
JP13873574U
Publication Date:
July 14, 1980
Filing Date:
November 16, 1974
Export Citation:
International Classes:
A01F25/14; A01F25/00; A01F25/16; A01F25/18; (IPC1-7): A01F25/14; A01F25/18