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Industry
CPC
B23B2226/54
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Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B23
Machine tools
B23B
TURNING BORING
B23B2226/00
Materials of tools or workpieces not comprising a metal
Current Industry
B23B2226/54
Paper
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Patents Grants
last 30 patents
Information
Patent Grant
Chamfer forming head for paper roll
Patent number
6,227,083
Issue date
May 8, 2001
Fa-Hsi Tseng
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR