AT63771B - Impulse transmitter for automatic telephone systems. - Google Patents

Impulse transmitter for automatic telephone systems.

Info

Publication number
AT63771B
AT63771B AT63771DA AT63771B AT 63771 B AT63771 B AT 63771B AT 63771D A AT63771D A AT 63771DA AT 63771 B AT63771 B AT 63771B
Authority
AT
Austria
Prior art keywords
telephone systems
automatic telephone
impulse transmitter
impulse
transmitter
Prior art date
Application number
Other languages
German (de)
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT63771B publication Critical patent/AT63771B/en

Links

AT63771D 1912-03-28 1912-03-28 Impulse transmitter for automatic telephone systems. AT63771B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT63771T 1912-03-28

Publications (1)

Publication Number Publication Date
AT63771B true AT63771B (en) 1914-03-10

Family

ID=30119726

Family Applications (1)

Application Number Title Priority Date Filing Date
AT63771D AT63771B (en) 1912-03-28 1912-03-28 Impulse transmitter for automatic telephone systems.

Country Status (1)

Country Link
AT (1) AT63771B (en)

Similar Documents

Publication Publication Date Title
AT63771B (en) Impulse transmitter for automatic telephone systems.
CH63713A (en) Pulse transmitter for automatic telephone systems
CH59523A (en) Transmitter for telegraph systems
AT75559B (en) Impulse transmitter for fully automatic telephone stations.
AT69059B (en) Circuit arrangement for telephone systems.
AT71117B (en) Circuit arrangement for telephone systems.
AT70633B (en) Receiver for underwater sound signals.
FR452540A (en) Automatic or semi-automatic telephone system
DK20713C (en) Coupling device for automatic or semi-automatic Telephone systems.
DK16820C (en) Telephone system selector.
DK15494C (en) Connecting device for automatic telephone exchange systems.
GB191322850A (en) Improved Circuit Arrangements for Automatic Telephone Systems.
DK16333C (en) Connecting device for automatic or semi-automatic Telephone systems.
CH59524A (en) Arrangement for automatic telephone systems
AT71524B (en) Receiver for underwater sound signals.
FR444993A (en) Telephone receiver
CH63446A (en) Telephone receiver
CH69568A (en) Transmitter for telephone lines
FR453318A (en) Individual line telephone system
FR451724A (en) Telephone transmitter
FR16299E (en) Telephone transmitter
FR452751A (en) Telephone system
FR449230A (en) Telephone system
FR452744A (en) Telephone system
FR445184A (en) Telephone system