Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shoya Kai0
Kazuki Uemura0
Naokazu Okabe0
Eiji Matsubara0
Date of Patent
September 28, 2021
Patent Application Number
20180720
Date Filed
July 20, 2018
Patent abstract
A machining tool includes a light irradiator, a cover, and a light blocking filter. The light irradiator is to irradiate a workpiece to process the workpiece. The cover covers the light irradiator and the workpiece in the cover. The light blocking filter is configured to change light transmissivity of the light blocking filter in accordance with light from an inside of the cover, which the light blocking filter receives.
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