4. Compositions
  5. Etching or brightening compositions
  6. Inorganic acid containing

Yoshihiko Morikawa

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Etchant, method for roughening copper surface and method for...

Etching a substrate: processes – Nongaseous phase etching of substrate – Etching inorganic substrate
Reexamination Certificate

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Etchant, method for roughening copper surface and method for...

Compositions – Etching or brightening compositions – Inorganic acid containing
Reexamination Certificate

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Liquid etchant and method for roughening copper surface

Compositions – Etching or brightening compositions – Inorganic acid containing
Reexamination Certificate

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Method for roughening copper surface

Cleaning and liquid contact with solids – Processes – For metallic – siliceous – or calcareous basework – including...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2580693

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