Document Type and Number:
Japanese Patent JPS5294693
Kind Code:
U
Application Number:
JP120676U
Publication Date:
July 15, 1977
Filing Date:
January 12, 1976
Export Citation:
International Classes:
B63B25/02; B63B13/00; (IPC1-7): B63B25/02; B63B13/00
Domestic Patent References:
| JPS50138587A | 1975-11-05 | |||
| JPS4829186A | 1973-04-18 |