Document Type and Number:
Japanese Patent JPS5666251
Kind Code:
U
Application Number:
JP6636479U
Publication Date:
June 02, 1981
Filing Date:
May 16, 1979
Export Citation:
International Classes:
A01K63/00; B63B7/02; B63B21/56; E02C1/00; E02C1/08; (IPC1-7): A01K63/00; B63B7/02; B63B21/56; E02C1/08