Engraving machine
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Description
The broken lines in the drawings depict portions of the engraving machine that form no part of the claimed design.
Claims
We claim the ornamental design for a engraving machine, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D1013034
Type: Grant
Filed: Apr 13, 2022
Date of Patent: Jan 30, 2024
Assignee:
Inventors: Jun Yang (Foshan), Wei Luo (Foshan)
Primary Examiner: Richard E Chilcot
Application Number: 29/834,582
Type: Grant
Filed: Apr 13, 2022
Date of Patent: Jan 30, 2024
Assignee:
Inventors: Jun Yang (Foshan), Wei Luo (Foshan)
Primary Examiner: Richard E Chilcot
Application Number: 29/834,582
Classifications