Document Type and Number:
Japanese Patent JPS53140295
Kind Code:
U
Application Number:
JP4624977U
Publication Date:
November 06, 1978
Filing Date:
April 12, 1977
Export Citation:
International Classes:
B63H3/04; (IPC1-7): B63H3/04
Domestic Patent References:
| JPS278147Y1 | ||||
| JP46008670U |