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Patent Searching and Data


Title:
Shift control method in ground construction machine and ground construction machine
Document Type and Number:
Japanese Patent JP6310239
Kind Code:
B2
Inventors:
Takaoka Chimune
Shinji Masaki
Application Number:
JP2013240719A
Publication Date:
April 11, 2018
Filing Date:
November 21, 2013
Export Citation:
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Assignee:
WBM Co., Ltd.
International Classes:
E21B3/02; E02D7/22
Domestic Patent References:
JP2011069140A
JP11311080A
JP2000073680A
JP2008240503A
JP2003278470A
JP62236991A
Foreign References:
US5255590
Attorney, Agent or Firm:
Motonari Tomisaki
Sadao Enjoji
Machida Mitsunobu