CA68192A - System of automatic telephone exchange - Google Patents

System of automatic telephone exchange

Info

Publication number
CA68192A
CA68192A CA000068192A CA68192DA CA68192A CA 68192 A CA68192 A CA 68192A CA 000068192 A CA000068192 A CA 000068192A CA 68192D A CA68192D A CA 68192DA CA 68192 A CA68192 A CA 68192A
Authority
CA
Canada
Prior art keywords
telephone exchange
automatic telephone
automatic
exchange
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
CA000068192A
Other languages
French (fr)
Inventor
Gustave Seligmann-Lue
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 Telephone Co Ltd
Original Assignee
Automatic Telephone Co Ltd
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 Automatic Telephone Co Ltd filed Critical Automatic Telephone Co Ltd
Application granted granted Critical
Publication of CA68192A publication Critical patent/CA68192A/en
Expired legal-status Critical Current

Links

CA000068192A 1899-05-23 1899-05-23 System of automatic telephone exchange Expired CA68192A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA68192T 1899-05-23

Publications (1)

Publication Number Publication Date
CA68192A true CA68192A (en) 1900-07-23

Family

ID=45184730

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000068192A Expired CA68192A (en) 1899-05-23 1899-05-23 System of automatic telephone exchange

Country Status (1)

Country Link
CA (1) CA68192A (en)

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