ES76447A1 - Aparato telefónico de intercomunicación. - Google Patents

Aparato telefónico de intercomunicación.

Info

Publication number
ES76447A1
ES76447A1 ES76447A ES76447A ES76447A1 ES 76447 A1 ES76447 A1 ES 76447A1 ES 76447 A ES76447 A ES 76447A ES 76447 A ES76447 A ES 76447A ES 76447 A1 ES76447 A1 ES 76447A1
Authority
ES
Spain
Prior art keywords
telephone set
intercom telephone
intercom
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
ES76447A
Other languages
English (en)
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
Priority to ES76447A priority Critical patent/ES76447A1/es
Publication of ES76447A1 publication Critical patent/ES76447A1/es
Expired legal-status Critical Current

Links

ES76447A 1920-12-01 1920-12-01 Aparato telefónico de intercomunicación. Expired ES76447A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES76447A ES76447A1 (es) 1920-12-01 1920-12-01 Aparato telefónico de intercomunicación.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES76447A ES76447A1 (es) 1920-12-01 1920-12-01 Aparato telefónico de intercomunicación.

Publications (1)

Publication Number Publication Date
ES76447A1 true ES76447A1 (es) 1921-02-16

Family

ID=64247168

Family Applications (1)

Application Number Title Priority Date Filing Date
ES76447A Expired ES76447A1 (es) 1920-12-01 1920-12-01 Aparato telefónico de intercomunicación.

Country Status (1)

Country Link
ES (1) ES76447A1 (es)

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