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Patent DE664373C successfully refreshed from Google Patents.
DE664373C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for developing blueprints with a mixture of ammonia gas and water vapor
Assignee: Renker Belipa GmbH
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Filing: 1936-06-23
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Granted: 1938-08-25
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Expires: 1956-06-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-30 11:55
CPC Classifications
G; G03; G03D; G03D7/00
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