Document Type and Number:
Japanese Patent JPS63154396
Kind Code:
U
Application Number:
JP4838087U
Publication Date:
October 11, 1988
Filing Date:
March 31, 1987
Export Citation:
International Classes:
B63H3/00; (IPC1-7): B63H3/00
Domestic Patent References:
JPS52141991A | 1977-11-26 |