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Patent DE520540C successfully refreshed from Google Patents.
DE520540C
Expired / Lapsed
DE
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Encapsulated rotary switch for registering measuring instruments
Assignee: ABB Training Center GmbH and Co KG
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Filing: —
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Granted: 1931-03-12
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Expires: 1948-03-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 18:56
CPC Classifications
H; H01; H01H; H01H36/00; H01H36/0073
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Total Claims: 0
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