Document Type and Number:
Japanese Patent JPS56145936
Kind Code:
U
Application Number:
JP4413980U
Publication Date:
November 04, 1981
Filing Date:
April 02, 1980
Export Citation:
International Classes:
A01F12/32; A01F12/44; B03C7/02; (IPC1-7): A01F12/44; B03C7/02
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