FR480816A - Automatic or semi-automatic telephone system - Google Patents

Automatic or semi-automatic telephone system

Info

Publication number
FR480816A
FR480816A FR480816DA FR480816A FR 480816 A FR480816 A FR 480816A FR 480816D A FR480816D A FR 480816DA FR 480816 A FR480816 A FR 480816A
Authority
FR
France
Prior art keywords
automatic
semi
telephone system
automatic telephone
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
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 FR480816A publication Critical patent/FR480816A/en
Expired legal-status Critical Current

Links

FR480816D 1915-02-22 1916-01-31 Automatic or semi-automatic telephone system Expired FR480816A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB480816X 1915-02-22

Publications (1)

Publication Number Publication Date
FR480816A true FR480816A (en) 1916-09-28

Family

ID=43351641

Family Applications (1)

Application Number Title Priority Date Filing Date
FR480816D Expired FR480816A (en) 1915-02-22 1916-01-31 Automatic or semi-automatic telephone system

Country Status (1)

Country Link
FR (1) FR480816A (en)

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