DK59272C - Remote messaging system in which Signals are transmitted by Alternating currents of Speech frequency that alternate with each other. - Google Patents

Remote messaging system in which Signals are transmitted by Alternating currents of Speech frequency that alternate with each other.

Info

Publication number
DK59272C
DK59272C DK59272DA DK59272C DK 59272 C DK59272 C DK 59272C DK 59272D A DK59272D A DK 59272DA DK 59272 C DK59272 C DK 59272C
Authority
DK
Denmark
Prior art keywords
alternate
signals
transmitted
messaging system
alternating currents
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Lorenz C Ag
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 Lorenz C Ag filed Critical Lorenz C Ag
Application granted granted Critical
Publication of DK59272C publication Critical patent/DK59272C/en

Links

DK59272D 1938-08-03 1939-08-02 Remote messaging system in which Signals are transmitted by Alternating currents of Speech frequency that alternate with each other. DK59272C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE59272X 1938-08-03

Publications (1)

Publication Number Publication Date
DK59272C true DK59272C (en) 1941-12-08

Family

ID=5629921

Family Applications (1)

Application Number Title Priority Date Filing Date
DK59272D DK59272C (en) 1938-08-03 1939-08-02 Remote messaging system in which Signals are transmitted by Alternating currents of Speech frequency that alternate with each other.

Country Status (1)

Country Link
DK (1) DK59272C (en)

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