4. Metal working
  5. Method of mechanical manufacture
  6. Electrical device making

Charles C. Cheng

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High NA solid catadioptric focusing device having a flat...

Dynamic information storage or retrieval – Specific detail of information handling portion of system – Radiation beam modification of or by storage medium
Reexamination Certificate

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High numerical aperture optical focusing device for use in...

Dynamic information storage or retrieval – Specific detail of information handling portion of system – Radiation beam modification of or by storage medium
Reexamination Certificate

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High numerical aperture optical focusing device having a...

Dynamic information storage or retrieval – Specific detail of information handling portion of system – Radiation beam modification of or by storage medium
Reexamination Certificate

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Method for location-based asset management

Communications: electrical – Continuously variable indicating – With meter reading
Reexamination Certificate

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Method for location-based asset management

Communications: electrical – Continuously variable indicating – With meter reading
Reexamination Certificate

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Profile ID: LFUS-PAI-P-873605

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