Title:
立坑内における台車入替装置
Document Type and Number:
Japanese Patent JP5144571
Kind Code:
B2
Inventors:
Eisuke Kawashima
Shigeki Kinoshita
Masaya Fukui
Kei Katahira
Shigeki Kinoshita
Masaya Fukui
Kei Katahira
Application Number:
JP2009072712A
Publication Date:
February 13, 2013
Filing Date:
March 24, 2009
Export Citation:
Assignee:
Okumura Gumi Co., Ltd.
International Classes:
E21F13/08; B61J1/00; E21D11/40
Domestic Patent References:
JP2005290678A | ||||
JP5081137U |
Attorney, Agent or Firm:
Osamu Hatori
Shuichi Maeda
Shuichi Maeda