CA121558A - Systeme de compteurs pour telephones - Google Patents

Systeme de compteurs pour telephones

Info

Publication number
CA121558A
CA121558A CA000121558A CA121558DA CA121558A CA 121558 A CA121558 A CA 121558A CA 000121558 A CA000121558 A CA 000121558A CA 121558D A CA121558D A CA 121558DA CA 121558 A CA121558 A CA 121558A
Authority
CA
Canada
Prior art keywords
metering system
telephone metering
telephone
metering
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
CA000121558A
Other languages
English (en)
Inventor
Charles N. Beattie
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.)
INTERNATIONAL TELECHRONOMETER Co
Original Assignee
INTERNATIONAL TELECHRONOMETER Co
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 INTERNATIONAL TELECHRONOMETER Co filed Critical INTERNATIONAL TELECHRONOMETER Co
Application granted granted Critical
Publication of CA121558A publication Critical patent/CA121558A/fr
Expired legal-status Critical Current

Links

CA000121558A 1909-01-04 1909-01-04 Systeme de compteurs pour telephones Expired CA121558A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA121558T 1909-01-04

Publications (1)

Publication Number Publication Date
CA121558A true CA121558A (fr) 1909-10-26

Family

ID=45241282

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000121558A Expired CA121558A (fr) 1909-01-04 1909-01-04 Systeme de compteurs pour telephones

Country Status (1)

Country Link
CA (1) CA121558A (fr)

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