4. Measuring, testing, or signalling instruments
  5. Measuring, regulating or indicating instrument, or casing
  6. Geometric

Erhua Cai

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Circular blade

Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Design Patent

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Circular blade

Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Design Patent

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Circular blade unit

Cutting – Tool carrier or guide affixed to work during cutting – Entirely work supported
Reexamination Certificate

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Cutting cartridge

Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Design Patent

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Cutting template

Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Design Patent

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Profile ID: LFUS-PAI-P-2064056

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