FR1106161A
Expired / Lapsed
FR
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Assembly device for ventilation ducts
Assignee: Josef Brand
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Filing: 1954-08-03
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Granted: 1955-12-13
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Expires: 1974-08-03
Abstract
No abstract record available.
Inventors
- 👤 Josef Brand
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-22 23:11
CPC Classifications
E; E21; E21F; E21F1/00; E21F1/04; E21F1/06; F; F16; F16L; F16L33/00; F16L33/02; F16L33/12
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References Cited (Backward Citations)
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