Patent DE676117C successfully refreshed from Google Patents.
DE676117C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the production of high molecular weight polyamines
Assignee: IG Farbenindustrie AG
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Filing: 1934-12-11
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Granted: 1939-05-26
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Expires: 1954-12-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 17:53
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/12; C07D295/125; C07D295/13; C07C; C07C323/00; C07C323/23; C07C323/24; C07C323/25
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References Cited (Backward Citations)
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