A height control device and a method at the tip of a black lead electrode - Nippon Steel & Sumikin Engineering Co., Ltd.

Title:

A height control device and a method at the tip of a black lead electrode

Document Type and Number:

Japanese Patent JP6231950

Kind Code:

B2

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Inventors:

Shuji Wakita
Koji Sato

Application Number:

JP2014134454A

Publication Date:

November 15, 2017

Filing Date:

June 30, 2014

Export Citation:

Assignee:

Nippon Steel & Sumikin Engineering Co., Ltd.

International Classes:

H05B7/10; H05B7/109

Domestic Patent References:

Attorney, Agent or Firm:

Eiwa patent office

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