ロッドハンドリング装置 - Fudo Tetra Co., Ltd.

Title:

ロッドハンドリング装置

Document Type and Number:

Japanese Patent JP6641129

Kind Code:

B2

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Inventors:

Tsuchiya Masato

Application Number:

JP2015173991A

Publication Date:

February 05, 2020

Filing Date:

September 03, 2015

Export Citation:

Assignee:

Fudo Tetra Co., Ltd.
Tomei Development Co., Ltd.
Mining Industry Co., Ltd.

International Classes:

E21B19/18; E21B19/14

Domestic Patent References:

Foreign References:

CN102713130A
US4304433

Attorney, Agent or Firm:

Kyosei International Patent Office

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