CA179454A - Telephone central sttion apparatus - Google Patents

Telephone central sttion apparatus

Info

Publication number
CA179454A
CA179454A CA000179454A CA179454DA CA179454A CA 179454 A CA179454 A CA 179454A CA 000179454 A CA000179454 A CA 000179454A CA 179454D A CA179454D A CA 179454DA CA 179454 A CA179454 A CA 179454A
Authority
CA
Canada
Prior art keywords
sttion
telephone central
telephone
central
sttion apparatus
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
CA000179454A
Other languages
French (fr)
Inventor
Alton E. Stevens
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA179454A publication Critical patent/CA179454A/en
Expired legal-status Critical Current

Links

CA000179454A 1917-06-01 1917-06-01 Telephone central sttion apparatus Expired CA179454A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA179454T 1917-06-01

Publications (1)

Publication Number Publication Date
CA179454A true CA179454A (en) 1917-09-25

Family

ID=45299107

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000179454A Expired CA179454A (en) 1917-06-01 1917-06-01 Telephone central sttion apparatus

Country Status (1)

Country Link
CA (1) CA179454A (en)

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