Hongguang Chen

3 Patents

• US122742562025

  Rodent Trap and Method of Using It

  Owitra Tech Co., Ltd.

  0 cites
• USD10520362024

  Electric Rodent Trap

  OWLTRA TECH CO., Ltd

  0 cites
• USD09965602023

  Electronic Rodent Trap

  OWLTRA TECH CO., Ltd

  0 cites