Document Type and Number:
Japanese Patent JPS5413191
Kind Code:
Y2
Application Number:
JP5829174U
Publication Date:
June 06, 1979
Filing Date:
May 21, 1974
Export Citation:
International Classes:
A01F12/52; A01F12/32; A01F12/44; (IPC1-7): A01F12/44; A01F12/52