Document Type and Number:
Japanese Patent JPS53106996
Kind Code:
U
Application Number:
JP1052077U
Publication Date:
August 28, 1978
Filing Date:
February 02, 1977
Export Citation:
International Classes:
B63B5/24; B63B7/02; B63B7/04; (IPC1-7): B63B7/04; B63B5/24
Domestic Patent References:
| JPS3711363Y1 | ||||
| JP49145396B |