Patent US3731691A successfully refreshed from Google Patents.
Patent DE664233C successfully refreshed from Google Patents.
DE664233C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Method and device for the quantitative determination of elements by measuring the intensities of their spectral lines
Assignee: Individual
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Filing: 1934-12-08
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Granted: 1938-08-24
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Expires: 1954-12-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 04:18
CPC Classifications
G; G01; G01J; G01J3/00; G01J3/28
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