AT93941B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Independent respiratory system.
Assignee: Draegerwerk Heinr U Bernh
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Filing: 1916-03-23
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Granted: 1923-08-10
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Expires: 1936-03-23
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-24 08:54
CPC Classifications
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