4. Adhesive bonding and miscellaneous chemical manufacture
  5. Differential fluid etching apparatus
  6. For liquid etchant

Jung-Hsiang Chang

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Center ball O-ring

Material or article handling – Apparatus for charging a load holding or supporting element... – Means to convey load back and forth between initial location...
Reexamination Certificate

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Dual-port end point window for plasma etcher

Adhesive bonding and miscellaneous chemical manufacture – Differential fluid etching apparatus – For liquid etchant
Reexamination Certificate

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Gas distribution plate with anodized alumnium coating

Stock material or miscellaneous articles – All metal or with adjacent metals – Having aperture or cut
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2809059

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