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FR371856A
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Perpetual calendar fountain pen
Assignee: RAOUL de la PERRELLE
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Filing: 1906-11-28
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Granted: 1907-03-18
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Expires: 1926-11-28
Abstract
No abstract record available.
Inventors
- 👤 Raoul De La Perrelle
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 18:03
CPC Classifications
B; B43; B43K; B43K29/00; B43K29/08; B43K29/087; B43K29/0875
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References Cited (Backward Citations)
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