CA448850A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA448850A
CA448850A CA448850A CA448850DA CA448850A CA 448850 A CA448850 A CA 448850A CA 448850 A CA448850 A CA 448850A CA 448850D A CA448850D A CA 448850DA CA 448850 A CA448850 A CA 448850A
Authority
CA
Canada
Prior art keywords
telephone system
telephone
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
CA448850A
Other languages
French (fr)
Inventor
Molnar Imre
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA448850A publication Critical patent/CA448850A/en
Expired legal-status Critical Current

Links

CA448850A Telephone system Expired CA448850A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA448850T

Publications (1)

Publication Number Publication Date
CA448850A true CA448850A (en) 1948-06-01

Family

ID=35566549

Family Applications (1)

Application Number Title Priority Date Filing Date
CA448850A Expired CA448850A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA448850A (en)

Similar Documents

Publication Publication Date Title
CA453306A (en) Telephone system
CA447221A (en) Telephone system
CA448850A (en) Telephone system
CA446971A (en) Telephone system
CA453398A (en) Telephone system
CA447222A (en) Telephone system
CA447586A (en) Telephone system
CA448254A (en) Telephone system
CA448255A (en) Telephone system
CA448787A (en) Telephone system
CA448847A (en) Telephone system
CA448982A (en) Telephone system
CA449626A (en) Telephone system
CA450480A (en) Telephone system
CA450525A (en) Telephone system
CA450847A (en) Telephone system
CA450926A (en) Telephone system
CA450956A (en) Telephone system
CA451267A (en) Telephone system
CA452411A (en) Telephone system
CA452488A (en) Telephone system
CA452491A (en) Telephone system
CA452704A (en) Telephone system
CA453058A (en) Telephone system
CA446504A (en) Telephone system