Document Type and Number:
Japanese Patent JPS63170395
Kind Code:
U
Application Number:
JP6448587U
Publication Date:
November 07, 1988
Filing Date:
April 27, 1987
Export Citation:
International Classes:
B63B27/12; (IPC1-7): B63B27/12
Domestic Patent References:
| JPS53126688A | 1978-11-06 | |||
| JPS5897588A | 1983-06-10 |