Title:
【考案の名称】足踏式双胴船
Document Type and Number:
Japanese Patent JPS586697
Kind Code:
U
Inventors:
Fukuoka Kouji
Application Number:
JP9949381U
Publication Date:
January 17, 1983
Filing Date:
July 06, 1981
Export Citation:
International Classes:
B63H16/08; B63B1/12; (IPC1-7): B63H16/12; B63B1/12
Next Patent: SWELLING PREVENTION SHINGLE EXECUTION METHOD