FR494962A - Système de brouillage téléphonique - Google Patents

Système de brouillage téléphonique

Info

Publication number
FR494962A
FR494962A FR494962DA FR494962A FR 494962 A FR494962 A FR 494962A FR 494962D A FR494962D A FR 494962DA FR 494962 A FR494962 A FR 494962A
Authority
FR
France
Prior art keywords
jamming system
telephone
telephone jamming
jamming
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Inventor
Leon Sablairoles
Albert Thomas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LEON SABLAIROLES
Original Assignee
LEON SABLAIROLES
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LEON SABLAIROLES filed Critical LEON SABLAIROLES
Application granted granted Critical
Publication of FR494962A publication Critical patent/FR494962A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/02—Secret communication by adding a second signal to make the desired signal unintelligible

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR494962D 1918-01-29 1918-01-29 Système de brouillage téléphonique Expired FR494962A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR494962T 1918-01-29

Publications (1)

Publication Number Publication Date
FR494962A true FR494962A (fr) 1919-09-25

Family

ID=1530551

Family Applications (1)

Application Number Title Priority Date Filing Date
FR494962D Expired FR494962A (fr) 1918-01-29 1918-01-29 Système de brouillage téléphonique

Country Status (1)

Country Link
FR (1) FR494962A (fr)

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