SH

Shunichi Hirosawa

PK Pilot Man-Nen-Hitsu Kabushiki Kaisha: 1 patents #23 of 63Top 40%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4269528 Fountain pen with specific tubular nib Takeo Oki 1981-05-26