FR345642A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for hardening and cementing iron and mild steel
Assignee: CYANID GmbH
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Filing: 1904-08-17
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Granted: 1904-12-06
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Expires: 1924-08-17
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
2026-11-04 22:40
CPC Classifications
C; C23; C23C; C23C8/00; C23C8/60; C23C8/62; C23C8/64; C23C8/66
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