CA346049A - Telegraph exchange system - Google Patents

Telegraph exchange system

Info

Publication number
CA346049A
CA346049A CA346049A CA346049DA CA346049A CA 346049 A CA346049 A CA 346049A CA 346049 A CA346049 A CA 346049A CA 346049D A CA346049D A CA 346049DA CA 346049 A CA346049 A CA 346049A
Authority
CA
Canada
Prior art keywords
exchange system
telegraph exchange
telegraph
exchange
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
CA346049A
Other languages
French (fr)
Inventor
Stewart Kinkead Fullerton
Jochmus Knandel George
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA346049A publication Critical patent/CA346049A/en
Expired legal-status Critical Current

Links

CA346049A Telegraph exchange system Expired CA346049A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA346049T

Publications (1)

Publication Number Publication Date
CA346049A true CA346049A (en) 1934-11-13

Family

ID=35317323

Family Applications (1)

Application Number Title Priority Date Filing Date
CA346049A Expired CA346049A (en) Telegraph exchange system

Country Status (1)

Country Link
CA (1) CA346049A (en)

Similar Documents

Publication Publication Date Title
CA339725A (en) Telegraph exchange system
CA346049A (en) Telegraph exchange system
CA343045A (en) Telegraph exchange system
CA344290A (en) Telegraph exchange system
CA344462A (en) Telegraph exchange system
CA339285A (en) Telegraph system
CA340625A (en) Telegraph system
CA343459A (en) Telegraph system
CA338915A (en) Printing telegraph exchange system
CA346890A (en) Printing telegraph exchange system
CA338906A (en) Telephone exchange system
CA338908A (en) Telephone exchange system
CA339280A (en) Telephone exchange system
CA340821A (en) Telephone exchange system
CA343995A (en) Telephone exchange system
CA346417A (en) Telephone exchange system
CA349483A (en) Telegraph exchange system
CA335094A (en) Telegraph exchange system
CA340461A (en) Telegraph selective system
CA347032A (en) Communication system
CA339724A (en) Communication system
CA342595A (en) Recording telegraph system
CA338916A (en) Carrier telegraph system
CA325038A (en) Telegraph exchange system
CA351103A (en) Telegraph system