CH233989A - Telegraph device. - Google Patents

Telegraph device.

Info

Publication number
CH233989A
CH233989A CH233989DA CH233989A CH 233989 A CH233989 A CH 233989A CH 233989D A CH233989D A CH 233989DA CH 233989 A CH233989 A CH 233989A
Authority
CH
Switzerland
Prior art keywords
telegraph device
telegraph
Prior art date
Application number
Other languages
French (fr)
Inventor
Limited Creed And Company
Original Assignee
Creed & Co Ltd
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 Creed & Co Ltd filed Critical Creed & Co Ltd
Publication of CH233989A publication Critical patent/CH233989A/en

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
    • H04L25/202—Repeater circuits; Relay circuits using mechanical devices
CH233989D 1939-05-09 1940-10-15 Telegraph device. CH233989A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB233989X 1939-05-09

Publications (1)

Publication Number Publication Date
CH233989A true CH233989A (en) 1944-08-31

Family

ID=10194970

Family Applications (1)

Application Number Title Priority Date Filing Date
CH233989D CH233989A (en) 1939-05-09 1940-10-15 Telegraph device.

Country Status (2)

Country Link
CH (1) CH233989A (en)
FR (1) FR865328A (en)

Also Published As

Publication number Publication date
FR865328A (en) 1941-05-20

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