ES1713A1 - An improved apparatus for telephone purposes. - Google Patents

An improved apparatus for telephone purposes.

Info

Publication number
ES1713A1
ES1713A1 ES1713A ES1713A ES1713A1 ES 1713 A1 ES1713 A1 ES 1713A1 ES 1713 A ES1713 A ES 1713A ES 1713 A ES1713 A ES 1713A ES 1713 A1 ES1713 A1 ES 1713A1
Authority
ES
Spain
Prior art keywords
improved apparatus
telephone purposes
telephone
purposes
improved
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
ES1713A
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.)
Crossley Louis John
Original Assignee
Crossley Louis John
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 Crossley Louis John filed Critical Crossley Louis John
Priority to ES1713A priority Critical patent/ES1713A1/en
Publication of ES1713A1 publication Critical patent/ES1713A1/en
Expired legal-status Critical Current

Links

ES1713A 1881-06-30 1881-06-30 An improved apparatus for telephone purposes. Expired ES1713A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1713A ES1713A1 (en) 1881-06-30 1881-06-30 An improved apparatus for telephone purposes.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1713A ES1713A1 (en) 1881-06-30 1881-06-30 An improved apparatus for telephone purposes.

Publications (1)

Publication Number Publication Date
ES1713A1 true ES1713A1 (en) 1881-09-22

Family

ID=64161545

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1713A Expired ES1713A1 (en) 1881-06-30 1881-06-30 An improved apparatus for telephone purposes.

Country Status (1)

Country Link
ES (1) ES1713A1 (en)

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