Document Type and Number:
Japanese Patent JPS5620321
Kind Code:
Y2
Application Number:
JP7327273U
Publication Date:
May 14, 1981
Filing Date:
June 19, 1973
Export Citation:
International Classes:
G01L5/10; B63B21/04; B63B21/16; B65B21/16; B66D1/48; B66D1/50; B66D1/54; (IPC1-7): B65B21/16; B66D1/54