FR973831A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in the manufacture of doors and windows
Assignee: Eric Sigfrid Persson
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Filing: 1948-10-19
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Granted: 1951-02-15
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Expires: 1968-10-19
Abstract
No abstract record available.
Inventors
- 👤 Eric Sigfrid Persson
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 18:55
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/04; E06B3/06; E06B3/08; E06B3/12; E06B3/14; E06B3/16
Claims Analysis
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References Cited (Backward Citations)
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