Patent
   D884758
Priority
May 18 2018
Filed
Aug 29 2018
Issued
May 19 2020
Expiry
May 19 2035
Assg.orig
Entity
unknown
14
26
n/a
The ornamental design for a welding machine, as shown and described.

FIG. 1 is a perspective view of the design for a welding machine;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown in the figures depict portions of the welding machine that form no part of the claimed design.

Li, Zhiqiang, Shu, Zhenyu

Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 13 2018SHU, ZHENYUSHANGHAI HUGONG ELECTRIC GROUP CO ,LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0467340128 pdf
Aug 13 2018LI, ZHIQIANGSHANGHAI HUGONG ELECTRIC GROUP CO ,LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0467340128 pdf
Aug 29 2018SHANGHAI HUGONG ELECTRIC (GROUP) CO., LTD.(assignment on the face of the patent)
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