Document Type and Number:
Japanese Patent JPS54100393
Kind Code:
U
Application Number:
JP17556077U
Publication Date:
July 14, 1979
Filing Date:
December 26, 1977
Export Citation:
International Classes:
B63B11/02; B63B3/54; B63B25/18; B63B25/20; (IPC1-7): B63B11/02; B63B3/54; B63B25/20
Domestic Patent References:
| JPS5218994A | 1977-02-12 | |||
| JP44011458A |