4. Typewriting machines
  5. Means auxiliary to typewriting function
  6. Means for cleaning, or facilitating cleaning of, type-face

Hui-Sheng Chu

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Flush toilet with add-on liquid dispenser

Baths – closets – sinks – and spittoons – Disinfection – Dispensing to water in flush tank
Reexamination Certificate

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Service station wiping mechanism in a printing unit

Typewriting machines – Means auxiliary to typewriting function – Means for cleaning – or facilitating cleaning of – type-face
Patent

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Profile ID: LFUS-PAI-P-1419000

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