FR354957A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in staircase construction
Assignee: Individual
•
Filing: 1905-06-05
•
Granted: 1905-10-19
•
Expires: 1925-06-05
Abstract
No abstract record available.
Inventors
- 👤 Thomas Beevers
- 👤 Joseph Mason
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 18:52
CPC Classifications
E; E04; E04F; E04F11/00; E04F11/02; E04F11/022
Claims Analysis
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References Cited (Backward Citations)
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