ルーツ式真空ポンプ

Title:

ルーツ式真空ポンプ

Document Type and Number:

Japanese Patent JP4911790

Kind Code:

B2

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Inventors:

Yasuna Yokoi
Yoshi Ito Exhibition
Toshiaki Kato
Kato Mami
Yokoi Ikuto

Application Number:

JP2009053046A

Publication Date:

April 04, 2012

Filing Date:

March 06, 2009

Export Citation:

Assignee:

Anlet Co., Ltd.

International Classes:

F04C18/18; F04C25/02; F04C27/00; F04C29/00

Domestic Patent References:

Attorney, Agent or Firm:

Hajime Miyake

Previous Patent: JPS4911789

Next Patent: JPS4911791