Ballpoint pen

JP1795075SActive Publication Date: 2025-04-03澤口 勉
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Patent Information

Application Number
JP2024021104D
Authority / Receiving Office
JP · JP
Patent Type
Designs
Current Assignee / Owner
Filing Date
2024-09-25
Publication Date
2025-04-03
Estimated Expiration
2049-09-25

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Abstract

This item is a ballpoint pen with a spiral groove (gap), through which the refill and other contents can be seen.
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