作業機械 - National University Corporation Tokyo Institute of Technology

Title:

作業機械

Document Type and Number:

Japanese Patent JP4300298

Kind Code:

B2

Inventors:

Shigeo Hirose
Toshihito Okamoto
Yasushi Fukuda
Hodoshima Ryuichi

Application Number:

JP2003111693A

Publication Date:

July 22, 2009

Filing Date:

April 16, 2003

Export Citation:

Assignee:

National University Corporation Tokyo Institute of Technology

International Classes:

B60P1/54; E02D17/20; E02F3/32; E21B7/04

Domestic Patent References:

Attorney, Agent or Firm:

Mitsuyasu Miura

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