FR711293A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvement with sponges of rubber or similar materials
Assignee: Frederico Zapiola
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Filing: 1931-02-14
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Granted: 1931-09-07
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Expires: 1951-02-14
Abstract
No abstract record available.
Inventors
- 👤 Frederico Zapiola
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 18:09
CPC Classifications
A; A47; A47K; A47K7/00; A47K7/02; A47K7/03
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References Cited (Backward Citations)
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