FR895719A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Scuba helmet and device for its fixation
Assignee: Frank Rysdyk
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Filing: 1943-06-18
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Granted: 1945-02-01
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Expires: 1963-06-18
Abstract
No abstract record available.
Inventors
- 👤 Frank Rysdyk
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 22:17
CPC Classifications
B; B63; B63C; B63C11/00; B63C11/02; B63C11/04; B63C11/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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