Document Type and Number:
Japanese Patent JPS6398297
Kind Code:
U
Application Number:
JP19309786U
Publication Date:
June 25, 1988
Filing Date:
December 17, 1986
Export Citation:
International Classes:
B63B15/00; (IPC1-7): B63B15/00
Domestic Patent References:
| JPS6350800B2 | 1988-10-11 |