-
Drill
-
Patent number 11,141,799
-
Issue date Oct 12, 2021
-
Sumitomo Electric Hardmetal Corp.
-
Shinya Nakata
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
Cutting insert and milling tool
-
Patent number 10,807,173
-
Issue date Oct 20, 2020
-
Sumitomo Electric Hardmetal Corp.
-
Keiji Kinoshita
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
-
-
-
3914841
-
Patent number 3,914,841
-
Issue date Oct 28, 1975
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
3715788
-
Patent number 3,715,788
-
Issue date Feb 13, 1973
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2846757
-
Patent number 2,846,757
-
Issue date Aug 12, 1958
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2440978
-
Patent number 2,440,978
-
Issue date May 4, 1948
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2406780
-
Patent number 2,406,780
-
Issue date Sep 3, 1946
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
-
2296688
-
Patent number 2,296,688
-
Issue date Sep 22, 1942
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR