Title:
HEAT INSULATING STRUCTURE OF BANK CONSTRUCTING BOX CULVERT
Document Type and Number:
Japanese Patent JPS62153402
Kind Code:
A
Inventors:
ISHII HIROSHI
Application Number:
JP29278485A
Publication Date:
July 08, 1987
Filing Date:
December 27, 1985
Export Citation:
Assignee:
DOW KAKO KK
International Classes:
E21D11/38; E01C1/04; (IPC1-7): E01C1/04; E21D11/38
Attorney, Agent or Firm:
Yoshio Toyota