Document Type and Number:
Japanese Patent JPS5671486
Kind Code:
U
Application Number:
JP15361579U
Publication Date:
June 12, 1981
Filing Date:
November 07, 1979
Export Citation:
International Classes:
B63B13/00; B63B15/00; B63B29/02; (IPC1-7): B63B15/00; B63B13/00; B63B29/02
Domestic Patent References:
| JPS5416817A | 1979-02-07 | |||
| JP54018008B |