Document Type and Number:
Japanese Patent JPS5673854
Kind Code:
U
Application Number:
JP15609679U
Publication Date:
June 17, 1981
Filing Date:
November 09, 1979
Export Citation:
International Classes:
A63B5/20; (IPC1-7): A63B5/20
Domestic Patent References:
| JP49078055B |
Foreign References:
| US3072402A | 1963-01-08 |