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US Trademark Classification

Apertometers 009-5299

孔径计

Chinese 孔径计
English Apertometers
Spanish Apertómetros
Term ID
009-5299
Class
09
Type
Goods
Status
Active · added, not since modified (A)
Effective date
2018-03-22
Version
11-2018

Official English notes

Apertometers are instruments for measuring the aperture of objectives or lenses, such as for microscopes or optics.