Lianyun Wei

2 Patents

• US119990022024

  Wire Billet Butt-welding Apparatus

  ZHEJIANG HAILIANG CO., Ltd.

  0 cites
• US119259972024

  Wire Billet Butt-welding Apparatus and Wire Billet Butt-welding Method

  ZHEJIANG HAILIANG CO., Ltd.

  0 cites