Document Type and Number:
Japanese Patent JPS4815225
Kind Code:
Y1
Application Number:
JP2811369U
Publication Date:
April 26, 1973
Filing Date:
March 28, 1969
Export Citation:
International Classes:
A01C11/02; B62B13/00; B62B15/00; (IPC1-7): A01C11/02; B62B13/00