FR19450E - Connection system for automatic or semi-automatic telephone offices - Google Patents

Connection system for automatic or semi-automatic telephone offices

Info

Publication number
FR19450E
FR19450E FR19450DA FR19450E FR 19450 E FR19450 E FR 19450E FR 19450D A FR19450D A FR 19450DA FR 19450 E FR19450 E FR 19450E
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 FR19450E publication Critical patent/FR19450E/en
Expired legal-status Critical Current

Links

FR19450D 1913-12-23 1914-05-13 Connection system for automatic or semi-automatic telephone offices Expired FR19450E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR473217T 1913-12-23
FR19450T 1914-05-13

Publications (1)

Publication Number Publication Date
FR19450E true FR19450E (en) 1915-01-29

Family

ID=44248202

Family Applications (1)

Application Number Title Priority Date Filing Date
FR19450D Expired FR19450E (en) 1913-12-23 1914-05-13 Connection system for automatic or semi-automatic telephone offices

Country Status (1)

Country Link
FR (1) FR19450E (en)

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