Document Type and Number:
Japanese Patent JPS5334297
Kind Code:
Y2
Application Number:
JP9937176U
Publication Date:
August 23, 1978
Filing Date:
July 26, 1976
Export Citation:
International Classes:
A01F12/32; A01F12/44; A01F12/54; (IPC1-7): A01F12/44; A01F12/32