Document Type and Number:
Japanese Patent JPS53147993
Kind Code:
U
Application Number:
JP5241877U
Publication Date:
November 21, 1978
Filing Date:
April 25, 1977
Export Citation:
International Classes:
A63H17/26; A63H19/22; (IPC1-7): A63H19/22; A63H17/26
Domestic Patent References:
| JPS4533948Y1 | 1970-12-24 | |||
| JP44031183A |