CA468357A - Automatic telephone systems - Google Patents

Automatic telephone systems

Info

Publication number
CA468357A
CA468357A CA468357DA CA468357A CA 468357 A CA468357 A CA 468357A CA 468357D A CA468357D A CA 468357DA CA 468357 A CA468357 A CA 468357A
Authority
CA
Canada
Prior art keywords
telephone systems
automatic telephone
automatic
systems
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
Other languages
French (fr)
Inventor
C. Reid Alexander
M. Blackhall James
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.)
LEICH ELECTRIC Co
Original Assignee
LEICH ELECTRIC Co
Publication date
Application granted granted Critical
Publication of CA468357A publication Critical patent/CA468357A/en
Expired legal-status Critical Current

Links

CA468357D Automatic telephone systems Expired CA468357A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA468357T

Publications (1)

Publication Number Publication Date
CA468357A true CA468357A (en) 1950-09-26

Family

ID=35602283

Family Applications (1)

Application Number Title Priority Date Filing Date
CA468357D Expired CA468357A (en) Automatic telephone systems

Country Status (1)

Country Link
CA (1) CA468357A (en)

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