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

George H. Sierra

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Bidirectional lateral flow test strip and method

Chemistry: analytical and immunological testing – Involving an insoluble carrier for immobilizing immunochemicals
Reexamination Certificate

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Bidirectional lateral flow test strip and method

Chemistry: analytical and immunological testing – Involving an insoluble carrier for immobilizing immunochemicals
Reexamination Certificate

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Color test meter

Optics: measuring and testing – By shade or color – With reflective multicolor chart or standard
Patent

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Colorimeter

Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Chemical
Patent

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Colorimeter

Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Chemical
Patent

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Profile ID: LFUS-PAI-P-247385

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