Title:
DEVICE FOR MOVING VERTICAL SURFACE HOLE DRILLING APPARATUS
Document Type and Number:
Japanese Patent JPS53101802
Kind Code:
A
Inventors:
YAMAGUCHI YOUZOU
Application Number:
JP1700377A
Publication Date:
September 05, 1978
Filing Date:
February 18, 1977
Export Citation:
Assignee:
TOKO KENSETSU KK
International Classes:
E02D17/20; (IPC1-7): E02D17/20
Domestic Patent References:
| JP44026887A | ||||
| JPS4827401A | 1973-04-11 |
Foreign References:
| GB952584A | 1964-03-18 |