TUNNEL COVERING CONSTRUCTION METHOD AND APPARATUS

Title:

TUNNEL COVERING CONSTRUCTION METHOD AND APPARATUS

Document Type and Number:

Japanese Patent JPS6153999

Kind Code:

A

Inventors:

ONISHI TAKASHI
SHOJI YOSHIMICHI
AOKI YOSHIHARU

Application Number:

JP17377684A

Publication Date:

March 18, 1986

Filing Date:

August 21, 1984

Export Citation:

Assignee:

TEKKEN CONSTR CO

International Classes:

E21D11/10; (IPC1-7): E21D11/10

Domestic Patent References:

JPS5891298A

1983-05-31

Attorney, Agent or Firm:

Morio Sada

Previous Patent: The topology preservation ROI Remapping method between medical pictures

Next Patent: METHOD FOR PREVENTING CRYSTALLIZATION OF HIGHLY CONCENTRATED SUGAR SOLUTION