Document Type and Number:
Japanese Patent JPH01106395
Kind Code:
U
Application Number:
JP128188U
Publication Date:
July 18, 1989
Filing Date:
January 11, 1988
Export Citation:
International Classes:
E02B17/00; B63C11/44; E04H1/00; (IPC1-7): B63C11/44; E02B17/00; E04H1/00
Domestic Patent References:
| JPS527661A | 1977-01-20 | |||
| JPS528014A | 1977-01-21 | |||
| JPS5215600U | 1977-02-03 |