3479969 Transmitting key for a Morse telegraph, 1895; (add.info.: Transmitting key for a Morse telegraph. Simple brass lever mounted on hinge A with spring are F to lift lever when operator releases button K to break contact/current at cd. P wire to battery, L line wire, R wire to indicator/relay.); Universal History Archive/UIG; out of copyright.
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Details
Creative#:
TOP27536676
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
No
Property Release:
No
Right to Privacy:
No
Same folder images:
19thcentury19centuryXIXcenturyXIXthcenturyinventorcreatorinventiontelegraphtelegraphycommunicationcommunicationsmorseclockworkelectromechanicaltypewriterteleprintertransmittingmorsecodeelectricprinting1890sprintingtelegraphtransmittingtelegraphyteleprinterclockworkmorsecodetelegraphinventor19thcenturyinventionmorseelectricprintingelectromechanicaltypewriterprintingtelegraphtransmittingtelegraphyteleprinterclockworkmorsecodetelegraphinventor19thcenturyinventionmorseelectricprintingelectromechanicaltypewriter
1890s1919th19th19thXIXXIXthcenturycenturycenturycenturycenturycenturyclockworkclockworkclockworkcodecodecodecommunicationcommunicationscreatorelectricelectricelectricelectromechanicalelectromechanicalelectromechanicalinventioninventioninventioninventorinventorinventormorsemorsemorsemorsemorsemorseprintingprintingprintingprintingprintingtelegraphtelegraphtelegraphtelegraphtelegraphtelegraphytelegraphytelegraphyteleprinterteleprinterteleprintertransmittingtransmittingtransmittingtypewritertypewritertypewriter
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