The managerial system of a pumping well.

Title:

The managerial system of a pumping well.

Document Type and Number:

Japanese Patent JP6251976

Kind Code:

B2

Inventors:

Yoshihiko Morio
Yuki Yamada
Takayoshi Numazaki

Application Number:

JP2013089234A

Publication Date:

December 27, 2017

Filing Date:

April 22, 2013

Export Citation:

Assignee:

Obayashi Corporation

International Classes:

E02D3/10; C02F1/00; H02J13/00

Domestic Patent References:

JP2231929A
JP2010116688A

Attorney, Agent or Firm:

Isshiki International Patent Service Corporation

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