Title:
【発明の名称】弾性波速度計測装置及び弾性波速度計測装置の設置除去方法
Document Type and Number:
Japanese Patent JP3366624
Kind Code:
B2
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Inventors:
Natsuho Horiba
Ken Akashi
Ken Akashi
Application Number:
JP2000325613A
Publication Date:
January 14, 2003
Filing Date:
October 25, 2000
Export Citation:
Assignee:
Nishimatsu Construction Co., Ltd.
International Classes:
E21D9/06; E21D9/00; G01H5/00; G01N29/00; G01N29/24; G01V1/16; (IPC1-7): E21D9/00; G01H5/00; G01N29/18
Domestic Patent References:
| JP5226601U |
Other References:
【文献】特許3053089(JP,B2)
【文献】特許3102856(JP,B2)
【文献】特許3102856(JP,B2)
Attorney, Agent or Firm:
Hiroshi Arafune (1 person outside)