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Title:
建設機械
Document Type and Number:
Japanese Patent JP4945404
Kind Code:
B2
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Inventors:
Stefan Hackle
Ralph Dieter Spitzer
Application Number:
JP2007285739A
Publication Date:
June 06, 2012
Filing Date:
November 02, 2007
Export Citation:
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Assignee:
Bauer Maschinen Game Behr
International Classes:
E21B7/02; E21B15/00
Domestic Patent References:
JP4047022A
JP2002061184A
JP2011692B2
JP11152980A
JP2003041584A
Attorney, Agent or Firm:
Kenji Yoshida
Jun Ishida



 
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