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FR456820A - Transmetteur télégraphique - Google Patents

Transmetteur télégraphique

Info

Publication number
FR456820A
FR456820A FR456820A FR456820DA FR456820A FR 456820 A FR456820 A FR 456820A FR 456820 A FR456820 A FR 456820A FR 456820D A FR456820D A FR 456820DA FR 456820 A FR456820 A FR 456820A
Authority
FR
France
Prior art keywords
telegraph transmitter
telegraph
transmitter
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
FR456820A
Other languages
English (en)
Inventor
William Elmer Shaw
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR456820A publication Critical patent/FR456820A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L15/00—Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code
    • H04L15/04—Apparatus or circuits at the transmitting end
    • H04L15/06—Apparatus or circuits at the transmitting end with a restricted number of keys, e.g. separate key for each type of code element
    • H04L15/08—Apparatus or circuits at the transmitting end with a restricted number of keys, e.g. separate key for each type of code element with a single key which transmits dots in one position and dashes in a second position

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR456820A 1913-04-05 1913-04-18 Transmetteur télégraphique Expired FR456820A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB191308024T 1913-04-05

Publications (1)

Publication Number Publication Date
FR456820A true FR456820A (fr) 1913-09-05

Family

ID=32370206

Family Applications (1)

Application Number Title Priority Date Filing Date
FR456820A Expired FR456820A (fr) 1913-04-05 1913-04-18 Transmetteur télégraphique

Country Status (2)

Country Link
FR (1) FR456820A (fr)
GB (1) GB191308024A (fr)

Also Published As

Publication number Publication date
GB191308024A (en) 1913-07-24

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