GB354568A - Improvements in radio-telegraphic apparatus - Google Patents

Improvements in radio-telegraphic apparatus

Info

Publication number
GB354568A
GB354568A GB25576/30A GB2557630A GB354568A GB 354568 A GB354568 A GB 354568A GB 25576/30 A GB25576/30 A GB 25576/30A GB 2557630 A GB2557630 A GB 2557630A GB 354568 A GB354568 A GB 354568A
Authority
GB
United Kingdom
Prior art keywords
printing
carriage
contact
relay
circuit
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
GB25576/30A
Other languages
English (en)
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.)
Brev Italiani Esteri S A B I E
Original Assignee
Brev Italiani Esteri S A B I E
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 Brev Italiani Esteri S A B I E filed Critical Brev Italiani Esteri S A B I E
Publication of GB354568A publication Critical patent/GB354568A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Character Spaces And Line Spaces In Printers (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
GB25576/30A 1929-08-28 1930-08-27 Improvements in radio-telegraphic apparatus Expired GB354568A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT354568X 1929-08-28

Publications (1)

Publication Number Publication Date
GB354568A true GB354568A (en) 1931-08-13

Family

ID=11241254

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25576/30A Expired GB354568A (en) 1929-08-28 1930-08-27 Improvements in radio-telegraphic apparatus

Country Status (3)

Country Link
DE (1) DE548911C (de)
FR (1) FR682773A (de)
GB (1) GB354568A (de)

Also Published As

Publication number Publication date
DE548911C (de) 1932-04-21
FR682773A (fr) 1930-06-02

Similar Documents

Publication Publication Date Title
US1867209A (en) Alarm selector apparatus
GB354568A (en) Improvements in radio-telegraphic apparatus
GB510121A (en) Improvements in vehicles for toy electric railways
GB396738A (en) Improvements in or relating to electromagnetic switching devices for use in telephone or like systems
GB271030A (de)
GB345293A (en) Improvements in or relating to telegraphic and wireless transmission systems
US1517110A (en) Telegraph-transmitting apparatus
US2192603A (en) Communication system
US1314619A (en) tiffany
GB498651A (en) Improvements in or connected with remote-control coupling and uncoupling devices for toy electric railways
US2279335A (en) Switching selector for printing telegraph systems
GB270843A (en) Electromagnetic relays
GB283680A (en) Improvements in or relating to electrical signalling and recording systems
SU39231A1 (ru) Устройство дл телеграфировани
SU2130A1 (ru) Устройство радиостанций с быстродействующими аппаратами Юза и Бодо
GB763724A (en) Improvements in or relating to electrical control mechanism
GB823454A (en) Improvements in typewriters and other typing machines
GB191735A (en) Improvements in apparatus for recording or transmitting values of physical or chemical quantities or qualities
GB516892A (en) Improvement in devices for registering call charges in communication transmission systems
GB1267078A (de)
GB165116A (en) Improvements in or relating to telephone intercommunication and like systems
GB357815A (en) Improvements in automatic control systems for railways
GB674245A (en) Improvements in or relating to electrical telegraph systems
GB517487A (en) Improvements in or relating to answer back devices associated with printing telegraph apparatus
GB208554A (en) Apparatus for recording automatically morse or the like telegraph signals in type printed characters