4. B - Operations, Transporting
  5. 29
  6. C

Hongwen Li

B - Operations – Transporting – 29 – C

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Country: United States Of America

Color-imparting contact lenses with interference coating and...

G - Physics – 02 – C
Patent

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Lens molds with protective coatings for production of...

B - Operations – Transporting – 29 – C
Patent

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Method for making a tantala-silica interference filter on...

C - Chemistry – Metallurgy – 23 – C
Patent

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Method of making a tantala/silica interference filter on a...

H - Electricity – 01 – K
Patent

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Profile ID: LFCA-PAI-P-1437201

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