Inventor

ARAKI NORIAKI

JP2 patents

Patents

2 patents

US6988558B2Jan 24, 2006

Fire extinguishing method by gas and extinguishing device

HATSUTA SEISAKUSHO6 citations64

US7174965B2Feb 13, 2007

Fire extinguishing method by gas and extinguishing device

HATSUTA SEISAKUSHO0 citations42