Document Type and Number:
Japanese Patent JPS5226736
Kind Code:
U
Application Number:
JP11354375U
Publication Date:
February 24, 1977
Filing Date:
August 18, 1975
Export Citation:
International Classes:
B63B9/00; B63B9/06; B63C5/02; E04G3/28; (IPC1-7): E04G3/10; B63B9/06; B63C5/02
Domestic Patent References:
| JPS4942383A | 1974-04-20 |
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