DE636664C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the pretreatment of aluminum and its alloys in order to produce firmly adhering galvanic coatings
Assignee: Siemens and Halske AG
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Filing: 1934-05-08
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Granted: 1937-12-24
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Expires: 1954-05-08
Abstract
No abstract record available.
Inventors
- 👤 Dr Johannes Fischer
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 21:51
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/34; C25D5/42; C25D5/44; C25F; C25F3/00
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References Cited (Backward Citations)
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