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ES51937A1 - Improvements in telephone receivers. - Google Patents

Improvements in telephone receivers.

Info

Publication number
ES51937A1
ES51937A1 ES51937A ES51937A ES51937A1 ES 51937 A1 ES51937 A1 ES 51937A1 ES 51937 A ES51937 A ES 51937A ES 51937 A ES51937 A ES 51937A ES 51937 A1 ES51937 A1 ES 51937A1
Authority
ES
Spain
Prior art keywords
telephone receivers
receivers
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
ES51937A
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.)
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 ES51937A priority Critical patent/ES51937A1/en
Publication of ES51937A1 publication Critical patent/ES51937A1/en
Expired legal-status Critical Current

Links

ES51937A 1911-12-18 1911-12-18 Improvements in telephone receivers. Expired ES51937A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES51937A ES51937A1 (en) 1911-12-18 1911-12-18 Improvements in telephone receivers.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES51937A ES51937A1 (en) 1911-12-18 1911-12-18 Improvements in telephone receivers.

Publications (1)

Publication Number Publication Date
ES51937A1 true ES51937A1 (en) 1912-03-01

Family

ID=64229717

Family Applications (1)

Application Number Title Priority Date Filing Date
ES51937A Expired ES51937A1 (en) 1911-12-18 1911-12-18 Improvements in telephone receivers.

Country Status (1)

Country Link
ES (1) ES51937A1 (en)

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