Patents/Inventors

Jin Huan Jin

Hong KongHK2 patents

4 Patents

US125534422026
Automatic Exhaust Mechanism
Belgravia Wood Limited
0 cites
US124804992025
Automatic Exhaust Mechanism
Belgravia Wood Limited
0 cites
US124805002025
Automatic Exhaust Mechanism
Belgravia Wood Limited
0 cites
US124805012025
Knob for Automatic Exhaust Mechanism
Belgravia Wood Limited
0 cites