CA308256A - Indicateur du numero de telephone automatique - Google Patents

Indicateur du numero de telephone automatique

Info

Publication number
CA308256A
CA308256A CA308256A CA308256DA CA308256A CA 308256 A CA308256 A CA 308256A CA 308256 A CA308256 A CA 308256A CA 308256D A CA308256D A CA 308256DA CA 308256 A CA308256 A CA 308256A
Authority
CA
Canada
Prior art keywords
number indicator
automatic telephones
telephones
automatic
indicator
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
CA308256A
Other languages
English (en)
Inventor
Greenberg William
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
Publication date
Application granted granted Critical
Publication of CA308256A publication Critical patent/CA308256A/fr
Expired legal-status Critical Current

Links

CA308256A Indicateur du numero de telephone automatique Expired CA308256A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA308256T

Publications (1)

Publication Number Publication Date
CA308256A true CA308256A (fr) 1931-02-03

Family

ID=35261409

Family Applications (1)

Application Number Title Priority Date Filing Date
CA308256A Expired CA308256A (fr) Indicateur du numero de telephone automatique

Country Status (1)

Country Link
CA (1) CA308256A (fr)

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