Document Type and Number:
Japanese Patent JPS57102911
Kind Code:
U
Application Number:
JP18196680U
Publication Date:
June 24, 1982
Filing Date:
December 17, 1980
Export Citation:
International Classes:
A01B63/00; A01B63/10; F16D41/12; F16H29/00; (IPC1-7): A01B63/10; F16H29/00