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ES53403A1 - Improvements in telephone devices. - Google Patents

Improvements in telephone devices.

Info

Publication number
ES53403A1
ES53403A1 ES53403A ES53403A ES53403A1 ES 53403 A1 ES53403 A1 ES 53403A1 ES 53403 A ES53403 A ES 53403A ES 53403 A ES53403 A ES 53403A ES 53403 A1 ES53403 A1 ES 53403A1
Authority
ES
Spain
Prior art keywords
telephone devices
telephone
devices
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
ES53403A
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.)
Killar Charles Frederik
Original Assignee
Killar Charles Frederik
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 Killar Charles Frederik filed Critical Killar Charles Frederik
Priority to ES53403A priority Critical patent/ES53403A1/en
Publication of ES53403A1 publication Critical patent/ES53403A1/en
Expired legal-status Critical Current

Links

ES53403A 1912-07-01 1912-07-01 Improvements in telephone devices. Expired ES53403A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES53403A ES53403A1 (en) 1912-07-01 1912-07-01 Improvements in telephone devices.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES53403A ES53403A1 (en) 1912-07-01 1912-07-01 Improvements in telephone devices.

Publications (1)

Publication Number Publication Date
ES53403A1 true ES53403A1 (en) 1912-08-16

Family

ID=64228443

Family Applications (1)

Application Number Title Priority Date Filing Date
ES53403A Expired ES53403A1 (en) 1912-07-01 1912-07-01 Improvements in telephone devices.

Country Status (1)

Country Link
ES (1) ES53403A1 (en)

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