ES118667A1 - Improvements in the tuning devices for telegraph and wireless telephony receivers. - Google Patents

Improvements in the tuning devices for telegraph and wireless telephony receivers.

Info

Publication number
ES118667A1
ES118667A1 ES118667A ES118667A ES118667A1 ES 118667 A1 ES118667 A1 ES 118667A1 ES 118667 A ES118667 A ES 118667A ES 118667 A ES118667 A ES 118667A ES 118667 A1 ES118667 A1 ES 118667A1
Authority
ES
Spain
Prior art keywords
telegraph
wireless telephony
tuning devices
receivers
telephony receivers
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
ES118667A
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.)
Parlophone Records Ltd
Original Assignee
Gramophone Co Ltd
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 Gramophone Co Ltd filed Critical Gramophone Co Ltd
Priority to ES118667A priority Critical patent/ES118667A1/en
Publication of ES118667A1 publication Critical patent/ES118667A1/en
Expired legal-status Critical Current

Links

ES118667A 1930-06-21 1930-06-21 Improvements in the tuning devices for telegraph and wireless telephony receivers. Expired ES118667A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES118667A ES118667A1 (en) 1930-06-21 1930-06-21 Improvements in the tuning devices for telegraph and wireless telephony receivers.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES118667A ES118667A1 (en) 1930-06-21 1930-06-21 Improvements in the tuning devices for telegraph and wireless telephony receivers.

Publications (1)

Publication Number Publication Date
ES118667A1 true ES118667A1 (en) 1930-07-16

Family

ID=65578791

Family Applications (1)

Application Number Title Priority Date Filing Date
ES118667A Expired ES118667A1 (en) 1930-06-21 1930-06-21 Improvements in the tuning devices for telegraph and wireless telephony receivers.

Country Status (1)

Country Link
ES (1) ES118667A1 (en)

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