[go: up one dir, main page]

DK7260C - Electromagnetic Selection Apparatus for Use at the Central Station in a Group Line Telephone System. - Google Patents

Electromagnetic Selection Apparatus for Use at the Central Station in a Group Line Telephone System.

Info

Publication number
DK7260C
DK7260C DK7260DA DK7260C DK 7260 C DK7260 C DK 7260C DK 7260D A DK7260D A DK 7260DA DK 7260 C DK7260 C DK 7260C
Authority
DK
Denmark
Prior art keywords
telephone system
central station
selection apparatus
line telephone
group line
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Stromberg Carlson Telephone
Publication date
Application granted granted Critical
Publication of DK7260C publication Critical patent/DK7260C/en

Links

DK7260D Electromagnetic Selection Apparatus for Use at the Central Station in a Group Line Telephone System. DK7260C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK7260T

Publications (1)

Publication Number Publication Date
DK7260C true DK7260C (en) 1905-01-30

Family

ID=27823502

Family Applications (1)

Application Number Title Priority Date Filing Date
DK7260D DK7260C (en) Electromagnetic Selection Apparatus for Use at the Central Station in a Group Line Telephone System.

Country Status (1)

Country Link
DK (1) DK7260C (en)

Similar Documents

Publication Publication Date Title
DK7260C (en) Electromagnetic Selection Apparatus for Use at the Central Station in a Group Line Telephone System.
US852643A (en) Car-dumping apparatus.
DK7880C (en) Apparatus for automatically counting the number of connections made on a telephone line.
DK7546C (en) Apparatus for Providing Connection between a Telephone Exchange Subscriber.
DK7456C (en) Telephone system with Group Stations.
DK11435C (en) Device for connecting the wires at automatic telephone stations with group division.
DK7240C (en) Device for Group Line Telephone Systems.
ES35886A1 (en) A new phone system.
DK9267C (en) Device for automatic connection between the Participants in a Telephone Exchange.
ES36637A3 (en) A new lauradera system with a metallic central piece constituting an apparatus.
ES37770A1 (en) A perfected handset system.
DK7239C (en) Central switching device for Telephone Systems.
DK8445C (en) Apparatus for the Prevention of Prolapse of the Uterus in Cows.
ES35885A1 (en) A phone system.
DK7207C (en) Device for Stopping the Sniper.
DK8937C (en) Connection device for Telephone system with Central battery.
ES37515A1 (en) A new apparatus called the Neptune Ardua system.
ES39349A1 (en) A new duo system telephone set.
ES37093A1 (en) A new anti-condenser system for electrical transmissions.
ES37739A2 (en) A new announcing device.
DK11035C (en) Apparatus for tightening the leather on clogs.
DK8494C (en) Setting device for automatic Telephone Systems.
DK7979C (en) Setting device for Telephone exchanges with Work distribution.
ES36693A1 (en) A new announcing device.
DK11114C (en) Device for Stopping the Sniper.