Inventor
ZHU LIDA
CN2 patents
Patents
2 patentsUS11497945B2Nov 15, 2022
Pressure regulator assembly and bypass assembly for a self-contained breathing apparatus
MSA SUZHOU SAFETY EQUIPMENT R&D CO LTD0 citations46
US11298571B2Apr 12, 2022
Pressure regulator assembly and bypass assembly for a self-contained breathing apparatus
MSA SUZHOU SAFETY EQUIPMENT R&D CO LTD0 citations46