Grooving insert for machine tools
Description
The broken lines in the figures depict portions of the grooving insert which form no part of the claimed design.
Claims
The ornamental design for grooving insert for machine tools, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D905141
Type: Grant
Filed: Jun 24, 2019
Date of Patent: Dec 15, 2020
Inventors: Byung Hoon Min (Cheongju-si), Young Heum Kim (Cheongju-si), Sung Guen Shin (Cheongju-si)
Primary Examiner: Nathaniel D. Buckner
Application Number: 35/507,444
Type: Grant
Filed: Jun 24, 2019
Date of Patent: Dec 15, 2020
Inventors: Byung Hoon Min (Cheongju-si), Young Heum Kim (Cheongju-si), Sung Guen Shin (Cheongju-si)
Primary Examiner: Nathaniel D. Buckner
Application Number: 35/507,444
Classifications
Current U.S. Class:
Cutting Tool, E.g., Drill Bit, Etc. (D15/139)