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Title

"Design and prototyping of a Safe and protective gas valve for disconnecting or connecting natural gas when the gas hose

Inventor

The First Institute Inventors & Researchers in I.R.IRAN

Year

2019

Country

IRAN

Regist No

Date

2019-12-13

Design and prototyping of a Safe and protective gas valve for disconnecting or
connecting natural gas when the gas hose is connected

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