IP Library › Granted Patent US 732,746
Granted Patent S1
US 732,746 · App. 29/456,951 · Granted Jun 23, 2015

Welding helmet

Inventor: Ziqian Wu (Nanjing, CN)
Assignee: Tecmen Electronics CO., LTD.
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Quick Facts
Patent No.
US 732,746
App. No.
29/456,951
Granted
Jun 23, 2015
Kind
S1
Claims (1)

The ornamental design for a welding helmet, as shown and described.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 17, 2023
From: TECMEN ELECTRONICS CO., LTD.
To: TECMEN ELECTRONICS CO., LTD
Reel/Frame 063353/0937 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 5, 2013
From: WU, ZIQIAN
To: TECMEN ELECTRONICS CO., LTD.
Reel/Frame 030552/0602 →