Machine center
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Description
The broken lines in the figures are used to show portions of the machine center that form no part of the claimed design.
Claims
The ornamental design for a machine center, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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Patent History
Patent number: D932523
Type: Grant
Filed: Feb 12, 2019
Date of Patent: Oct 5, 2021
Assignee: DOOSAN MACHINE TOOLS CO., LTD. (Chang-Won-si)
Inventor: Heedong Son (Changwon-si)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Mark T. Philipps
Application Number: 29/679,982
Type: Grant
Filed: Feb 12, 2019
Date of Patent: Oct 5, 2021
Assignee: DOOSAN MACHINE TOOLS CO., LTD. (Chang-Won-si)
Inventor: Heedong Son (Changwon-si)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Mark T. Philipps
Application Number: 29/679,982
Classifications
Current U.S. Class:
Material Working, Abrading, Or Founding Machinery (D15/122);
Cutting (6) (D15/127)