FR944142A
Expired / Lapsed
FR
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Electrical signal amplifier assembly
Assignee: Koninklijke Philips NV
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Filing: 1947-03-28
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Granted: 1949-03-28
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Expires: 1967-03-28
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 05:07
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/04
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