穿孔装置及び穿孔工法 - MITSUBISHI MATERIALS CORP.

Title:

穿孔装置及び穿孔工法

Document Type and Number:

Japanese Patent JPWO2002094527

Kind Code:

A

Inventors:

Toshio Imaoka
Kusuo Sato
Shigeru Masaki

Application Number:

JP2002004788W

Publication Date:

November 28, 2002

Filing Date:

May 17, 2002

Export Citation:

Assignee:

MITSUBISHI MATERIALS CORP.
Kusuo Sato
Japan diamond incorporated company

International Classes:

(IPC1-7): B28D1/14

Attorney, Agent or Firm:

Masatake Shiga
Hideyuki Sugiura
Yasuhiko Murayama
Yanai Noriko
Akihiko Eguchi
Aoyama Masakazu
Norio Takahashi

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