Title:
杭打機
Document Type and Number:
Japanese Patent JP4704370
Kind Code:
B2
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Inventors:
Yamashita
Takaaki Isogai
Takaaki Isogai
Application Number:
JP2007021765A
Publication Date:
June 15, 2011
Filing Date:
January 31, 2007
Export Citation:
Assignee:
Nippon Vehicle Manufacturing Co., Ltd.
International Classes:
E02D7/16; E21B15/00
Domestic Patent References:
| JP2004183312A | ||||
| JP2005264535A | ||||
| JP2006057241A |
Attorney, Agent or Firm:
Patent Service Corporation Shinmei Century