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ES129095A1 - Improvements in telephone installations with supplementary telephones. - Google Patents

Improvements in telephone installations with supplementary telephones.

Info

Publication number
ES129095A1
ES129095A1 ES129095A ES129095A ES129095A1 ES 129095 A1 ES129095 A1 ES 129095A1 ES 129095 A ES129095 A ES 129095A ES 129095 A ES129095 A ES 129095A ES 129095 A1 ES129095 A1 ES 129095A1
Authority
ES
Spain
Prior art keywords
telephones
supplementary
telephone installations
installations
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
ES129095A
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.)
Font Pedro
Original Assignee
Font Pedro
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 Font Pedro filed Critical Font Pedro
Priority to ES129095A priority Critical patent/ES129095A1/en
Publication of ES129095A1 publication Critical patent/ES129095A1/en
Expired legal-status Critical Current

Links

ES129095A 1932-12-13 1932-12-13 Improvements in telephone installations with supplementary telephones. Expired ES129095A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES129095A ES129095A1 (en) 1932-12-13 1932-12-13 Improvements in telephone installations with supplementary telephones.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES129095A ES129095A1 (en) 1932-12-13 1932-12-13 Improvements in telephone installations with supplementary telephones.

Publications (1)

Publication Number Publication Date
ES129095A1 true ES129095A1 (en) 1933-03-01

Family

ID=65585776

Family Applications (1)

Application Number Title Priority Date Filing Date
ES129095A Expired ES129095A1 (en) 1932-12-13 1932-12-13 Improvements in telephone installations with supplementary telephones.

Country Status (1)

Country Link
ES (1) ES129095A1 (en)

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