Document Type and Number:
Japanese Patent JPS53140297
Kind Code:
U
Application Number:
JP4625177U
Publication Date:
November 06, 1978
Filing Date:
April 12, 1977
Export Citation:
International Classes:
B63H3/08; B63H3/04; B63H23/06; (IPC1-7): B63H3/04; B63H3/08
Domestic Patent References:
| JPS53119595A | 1978-10-19 |