FR890720A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for the manufacture of bimetallic contacts
Assignee: Rrwachter Eugen Du
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Filing: 1943-02-03
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Granted: 1944-02-16
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Expires: 1963-02-03
Abstract
No abstract record available.
Inventors
- 👤 Rrwachter Eugen Du
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 07:29
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/58; B21K1/62
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References Cited (Backward Citations)
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