FR798721A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process to give aluminum or aluminum-based objects a shiny, stable and resistant surface
Assignee: Trefileries et Laminoirs Du Havre
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Filing: 1935-12-05
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Granted: 1936-05-25
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Expires: 1955-12-05
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 18:21
CPC Classifications
C; C25; C25F; C25F3/00; C25F3/16; C25F3/18; C25F3/20
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