[go: up one dir, main page]

CA218930A - Modulating apparatus for telegraph signals - Google Patents

Modulating apparatus for telegraph signals

Info

Publication number
CA218930A
CA218930A CA218930A CA218930DA CA218930A CA 218930 A CA218930 A CA 218930A CA 218930 A CA218930 A CA 218930A CA 218930D A CA218930D A CA 218930DA CA 218930 A CA218930 A CA 218930A
Authority
CA
Canada
Prior art keywords
modulating apparatus
telegraph signals
telegraph
signals
modulating
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
CA218930A
Other languages
French (fr)
Inventor
Espenshied Lloyd
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.)
INTERNATIONAL WESTERN ELECTRIC Co
Original Assignee
INTERNATIONAL WESTERN ELECTRIC Co
Publication date
Application granted granted Critical
Publication of CA218930A publication Critical patent/CA218930A/en
Expired legal-status Critical Current

Links

CA218930A Modulating apparatus for telegraph signals Expired CA218930A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA218930T

Publications (1)

Publication Number Publication Date
CA218930A true CA218930A (en) 1922-05-23

Family

ID=35113374

Family Applications (1)

Application Number Title Priority Date Filing Date
CA218930A Expired CA218930A (en) Modulating apparatus for telegraph signals

Country Status (1)

Country Link
CA (1) CA218930A (en)

Similar Documents

Publication Publication Date Title
CA218930A (en) Modulating apparatus for telegraph signals
CA220993A (en) Apparatus for transmitting signals
CA218854A (en) Signal apparatus
CA221901A (en) Apparatus for telephonic transmission
CA222100A (en) Telegraph system
CA218003A (en) Telegraph system
CA222099A (en) Telegraph system
CA216482A (en) System for producing modulated waves
CA239447A (en) Telegraphic apparatus
CA225436A (en) Apparatus for signalling
CA218177A (en) Telegraph tape transmitter
CA237250A (en) Printing telegraph apparatus
CA218011A (en) Radio transmission apparatus
CA225085A (en) Signalling apparatus
CA218938A (en) High frequency modulation device
CA218069A (en) Registry apparatus
CA230745A (en) Signal apparatus
CA236611A (en) Signal apparatus
CA242320A (en) Telegraphic or telephonic apparatus
CA221121A (en) Stereoscopic projecting apparatus
CA226852A (en) Printing apparatus
CA224868A (en) Transmitting arrangement for high frequency telegraphy
CA224510A (en) Distributing apparatus
CA220722A (en) High frequency system
CA218018A (en) Telephone apparatus