FR483526A - Automatic or semi-automatic telephone systems - Google Patents

Automatic or semi-automatic telephone systems

Info

Publication number
FR483526A
FR483526A FR483526DA FR483526A FR 483526 A FR483526 A FR 483526A FR 483526D A FR483526D A FR 483526DA FR 483526 A FR483526 A FR 483526A
Authority
FR
France
Prior art keywords
automatic
semi
telephone systems
automatic telephone
systems
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)
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.)
Relay Automatic Telephone Company Ltd
Original Assignee
Relay Automatic Telephone Company 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 Relay Automatic Telephone Company Ltd filed Critical Relay Automatic Telephone Company Ltd
Application granted granted Critical
Publication of FR483526A publication Critical patent/FR483526A/en
Expired legal-status Critical Current

Links

FR483526D 1916-11-20 1916-11-20 Automatic or semi-automatic telephone systems Expired FR483526A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR483526T 1916-11-20

Publications (1)

Publication Number Publication Date
FR483526A true FR483526A (en) 1917-07-13

Family

ID=29220173

Family Applications (1)

Application Number Title Priority Date Filing Date
FR483526D Expired FR483526A (en) 1916-11-20 1916-11-20 Automatic or semi-automatic telephone systems

Country Status (1)

Country Link
FR (1) FR483526A (en)

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