Title:
METHOD OF BUILDING UNDERGROUND CONSTRUCTION
Document Type and Number:
Japanese Patent JPS5271813
Kind Code:
A
Inventors:
FUJIKAWA AKIHIRO
Application Number:
JP14712775A
Publication Date:
June 15, 1977
Filing Date:
December 10, 1975
Export Citation:
Assignee:
SHIMIZU CONSTRUCTION CO LTD
International Classes:
E02D23/00; E02D25/00; (IPC1-7): E02D23/00