Patents/Inventors

Ha Yeong Seong

Siheung-siKR4 patents

5 Patents

USD10060882023
Sight Glass
ESSEN TECH CO., Ltd.
0 cites
USD10060892023
Sight Glass
ESSEN TECH CO., Ltd.
0 cites
USD10061912023
Ball Valve
ESSEN TECH CO., Ltd.
0 cites
USD10054512023
Ball Valve
ESSEN TECH CO., Ltd.
0 cites
US116193332023
Connecting Device for Piping
ESSEN TECH CO., Ltd.
0 cites