ES93688A1 - Improvements in the installations that use vacuum tubes. - Google Patents

Improvements in the installations that use vacuum tubes.

Info

Publication number
ES93688A1
ES93688A1 ES93688A ES93688A ES93688A1 ES 93688 A1 ES93688 A1 ES 93688A1 ES 93688 A ES93688 A ES 93688A ES 93688 A ES93688 A ES 93688A ES 93688 A1 ES93688 A1 ES 93688A1
Authority
ES
Spain
Prior art keywords
installations
vacuum tubes
use vacuum
tubes
vacuum
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
ES93688A
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.)
Telefonos Bell SA
Original Assignee
Telefonos Bell SA
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 Telefonos Bell SA filed Critical Telefonos Bell SA
Priority to ES93688A priority Critical patent/ES93688A1/en
Publication of ES93688A1 publication Critical patent/ES93688A1/en
Expired legal-status Critical Current

Links

ES93688A 1925-05-01 1925-05-01 Improvements in the installations that use vacuum tubes. Expired ES93688A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES93688A ES93688A1 (en) 1925-05-01 1925-05-01 Improvements in the installations that use vacuum tubes.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES93688A ES93688A1 (en) 1925-05-01 1925-05-01 Improvements in the installations that use vacuum tubes.

Publications (1)

Publication Number Publication Date
ES93688A1 true ES93688A1 (en) 1925-07-16

Family

ID=64255709

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93688A Expired ES93688A1 (en) 1925-05-01 1925-05-01 Improvements in the installations that use vacuum tubes.

Country Status (1)

Country Link
ES (1) ES93688A1 (en)

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