ES1027A1 - Improvements in telephone switches. - Google Patents

Improvements in telephone switches.

Info

Publication number
ES1027A1
ES1027A1 ES1027A ES1027A ES1027A1 ES 1027 A1 ES1027 A1 ES 1027A1 ES 1027 A ES1027 A ES 1027A ES 1027 A ES1027 A ES 1027A ES 1027 A1 ES1027 A1 ES 1027A1
Authority
ES
Spain
Prior art keywords
telephone switches
telephone
switches
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
ES1027A
Other languages
Spanish (es)
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.)
Roosevelt Hilborne L
Original Assignee
Roosevelt Hilborne L
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 Roosevelt Hilborne L filed Critical Roosevelt Hilborne L
Priority to ES1027A priority Critical patent/ES1027A1/en
Publication of ES1027A1 publication Critical patent/ES1027A1/en
Expired legal-status Critical Current

Links

ES1027A 1880-07-02 1880-07-02 Improvements in telephone switches. Expired ES1027A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1027A ES1027A1 (en) 1880-07-02 1880-07-02 Improvements in telephone switches.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1027A ES1027A1 (en) 1880-07-02 1880-07-02 Improvements in telephone switches.

Publications (1)

Publication Number Publication Date
ES1027A1 true ES1027A1 (en) 1881-02-03

Family

ID=64155925

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1027A Expired ES1027A1 (en) 1880-07-02 1880-07-02 Improvements in telephone switches.

Country Status (1)

Country Link
ES (1) ES1027A1 (en)

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