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Eight cutting edges
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Industry
CPC
B23B2251/208
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Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B23
Machine tools
B23B
TURNING BORING
B23B2251/00
Details of tools for drilling machines
Current Industry
B23B2251/208
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Patents Grants
last 30 patents
Information
Patent Grant
Cutter device
Patent number
4,411,563
Issue date
Oct 25, 1983
Elwood Moon
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
1887373
Patent number
1,887,373
Issue date
Nov 8, 1932
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
1374631
Patent number
1,374,631
Issue date
Apr 12, 1921
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
HOLE SAW STRUCTURE
Publication number
20190184474
Publication date
Jun 20, 2019
Ting Lu YU
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR