Document Type and Number:
Japanese Patent JPS5525516
Kind Code:
U
Application Number:
JP10856978U
Publication Date:
February 19, 1980
Filing Date:
August 07, 1978
Export Citation:
International Classes:
B63B1/02; B63B1/04; B63B5/24; B63B35/73; (IPC1-7): B63B5/24; B63B1/04
Domestic Patent References:
| JPS3813055Y1 |