Document Type and Number:
Japanese Patent JPS50131298
Kind Code:
A
Application Number:
JP3822674A
Publication Date:
October 17, 1975
Filing Date:
April 03, 1974
Export Citation:
International Classes:
B63B5/24; (IPC1-7): B63B5/24
Domestic Patent References:
| JP45019214A | ||||
| JP46023230U |