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FR2175671A1 Expired / Lapsed FR ⏱️ 0.0 years remaining

FR2175671A1 - - Google Patents

Assignee: Telecommunications Radioelectriques et Telephoniques SA TRT
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Filing: 1972-03-17
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Granted: —
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Expires: 1992-03-17
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-01 20:36
CPC Classifications
H; H03; H03J; H03J3/00; H03J3/02; H03J3/16; H03J3/18; H03J3/185; H03J5/00; H03J5/02; H03J5/0209; H03J5/0245; H03J5/0272; H03L; H03L7/00; H03L7/06; H03L7/16; H03L7/18; H03L7/183; H03L7/187; H03L7/189

Claims Analysis

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References Cited (Backward Citations)

DE977780C Cited
DE1221317B Cited
DE1441840A1 Cited
DE1218554B Cited

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