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Title:
FEED-IN AND FEED-OUT METHOD FOR CONSTRUCING TUNNEL
Document Type and Number:
Japanese Patent JPS6034000
Kind Code:
A
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Inventors:
FUJITA TAKEHISA
Application Number:
JP14287683A
Publication Date:
February 21, 1985
Filing Date:
August 03, 1983
Export Citation:
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Assignee:
FUJITA TAKEHISA
International Classes:
E21D9/12; E01B23/02; E21D11/40; E21F13/02; (IPC1-7): E01B23/02; E21D9/12; E21F13/02
Attorney, Agent or Firm:
Bunji Kamata



 
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