An incorrect connection prevention device and directions for use for the same

Title:

An incorrect connection prevention device and directions for use for the same

Document Type and Number:

Japanese Patent JP5980109

Kind Code:

B2

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Inventors:

Shinichi Hagiwara

Application Number:

JP2012272808A

Publication Date:

August 31, 2016

Filing Date:

December 13, 2012

Export Citation:

Assignee:

OSAKA GAS CO.,LTD.

International Classes:

F16L35/00; F16L57/00; F23K5/00

Domestic Patent References:

Attorney, Agent or Firm:

Shuichiro Kitamura
Ichiro Miyake
Kunihiko Higashi

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