FR22149E - Automatic telephone system - Google Patents

Automatic telephone system

Info

Publication number
FR22149E
FR22149E FR22149DA FR22149E FR 22149 E FR22149 E FR 22149E FR 22149D A FR22149D A FR 22149DA FR 22149 E FR22149 E FR 22149E
Authority
FR
France
Prior art keywords
telephone system
automatic telephone
automatic
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR22149E publication Critical patent/FR22149E/en
Expired legal-status Critical Current

Links

FR22149D 1914-03-04 1916-03-17 Automatic telephone system Expired FR22149E (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR472048T 1914-03-04
US22149XA 1915-03-19 1915-03-19
FR22149T 1916-03-17

Publications (1)

Publication Number Publication Date
FR22149E true FR22149E (en) 1921-05-13

Family

ID=44248264

Family Applications (1)

Application Number Title Priority Date Filing Date
FR22149D Expired FR22149E (en) 1914-03-04 1916-03-17 Automatic telephone system

Country Status (1)

Country Link
FR (1) FR22149E (en)

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