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FR530203A - Improvements to control systems for electrical applications - Google Patents

Improvements to control systems for electrical applications

Info

Publication number
FR530203A
FR530203A FR530203DA FR530203A FR 530203 A FR530203 A FR 530203A FR 530203D A FR530203D A FR 530203DA FR 530203 A FR530203 A FR 530203A
Authority
FR
France
Prior art keywords
control systems
electrical applications
applications
electrical
systems
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
French (fr)
Inventor
Sydney Brydon
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 filed Critical
Application granted granted Critical
Publication of FR530203A publication Critical patent/FR530203A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • H04L25/24—Relay circuits using discharge tubes or semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Ink Jet (AREA)
FR530203D 1920-01-29 1921-01-27 Improvements to control systems for electrical applications Expired FR530203A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB280820A GB165888A (en) 1920-01-29 1920-01-29 Improvements in controlling electric instruments or apparatus by means of vacuum tubes

Publications (1)

Publication Number Publication Date
FR530203A true FR530203A (en) 1921-12-17

Family

ID=9746295

Family Applications (1)

Application Number Title Priority Date Filing Date
FR530203D Expired FR530203A (en) 1920-01-29 1921-01-27 Improvements to control systems for electrical applications

Country Status (2)

Country Link
FR (1) FR530203A (en)
GB (1) GB165888A (en)

Also Published As

Publication number Publication date
GB165888A (en) 1921-06-29

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