FR694942A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Hollow frame for doors and windows
Assignee: Georg Heydemann
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Filing: 1930-05-03
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Granted: 1930-12-09
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Expires: 1950-05-03
Abstract
No abstract record available.
Inventors
- 👤 Georg Heydemann
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 07:53
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/04; E06B3/06; E06B3/08; E06B3/12; E06B3/14; E06B3/16
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References Cited (Backward Citations)
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