Document Type and Number:
Japanese Patent JPS5229845
Kind Code:
B2
Application Number:
JP9665272A
Publication Date:
August 04, 1977
Filing Date:
September 28, 1972
Export Citation:
International Classes:
E02F7/00; A63H18/16; B61B13/12; B61K7/02; B61K7/06; B61K7/12; A63H18/02; (IPC1-7): B61K7/02