FR473217A - Connection system for automatic or semi-automatic telephone offices - Google Patents

Connection system for automatic or semi-automatic telephone offices

Info

Publication number
FR473217A
FR473217A FR473217DA FR473217A FR 473217 A FR473217 A FR 473217A FR 473217D A FR473217D A FR 473217DA FR 473217 A FR473217 A FR 473217A
Authority
FR
France
Prior art keywords
automatic
semi
connection system
telephone offices
offices
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)
Inventor
Gotthilf Ansgarius Betulander
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 FR473217A publication Critical patent/FR473217A/en
Expired legal-status Critical Current

Links

FR473217D 1912-12-24 1913-12-23 Connection system for automatic or semi-automatic telephone offices Expired FR473217A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE473217X 1912-12-24

Publications (1)

Publication Number Publication Date
FR473217A true FR473217A (en) 1915-01-06

Family

ID=43351430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR473217D Expired FR473217A (en) 1912-12-24 1913-12-23 Connection system for automatic or semi-automatic telephone offices

Country Status (1)

Country Link
FR (1) FR473217A (en)

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