4. Jewelry
  5. Having direct body attachment
  6. Nonpiercing

Ryuzo Tanaka

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Dial and movement fixing structure

Horology: time measuring systems or devices – Cases – With movement securing means
Patent

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Dial attaching device for watch

Patent

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Diet earring of tragus engagement type

Jewelry – Having direct body attachment – Nonpiercing
Patent

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Mounting structure of plastic glass in watch case

Horology: time measuring systems or devices – Cases – With bezel or crystal details
Patent

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Wristwatch case

Patent

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Profile ID: LFUS-PAI-P-11508

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