Sharpening the cutting edges of saw teeth

Introduced: September 1968

Last revised: January 2006

Full Title

Dressing the tools of sawing machines or sawing devices for use in cutting any kind of material, e.g. in the manufacture of sawing tools > Sharpening the cutting edges of saw teeth

Classification Context

Section:: PERFORMING OPERATIONS; TRANSPORTING
Class:: MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
Subclass:: PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR

Related Keywords

sharpening SAW(S)SHARPENING of saw teeth

3 direct subcodes

Child Classifications

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B23D 63/1 by filing
B23D 63/12 by grinding
B23D 63/16 of chain saws

Top Applicants

Top 10 applicants by patent filingsfor class B23, 2013–2023, worldwide · Source: EPO PATSTAT

ITW (ILLINOIS TOOL WORKS) US 3,407
FANUC JP 3,120
DISCO ABRASIVE SYSTEM 2,777
HAN'S LASER TECHNOLOGY INDUSTRY GROUP COMPANY 2,629
ROBERT BOSCH DE 2,468
FANUC 2,273
DISCO CORPORATION JP 2,267
GE (GENERAL ELECTRIC COMPANY) US 1,611
CHINESE ACADEMY OF SCIENCES 1,534
ISCAR IL 1,499