ES72465A2 - Improvements in electrical vacuum devices. - Google Patents

Improvements in electrical vacuum devices.

Info

Publication number
ES72465A2
ES72465A2 ES72465A ES72465A ES72465A2 ES 72465 A2 ES72465 A2 ES 72465A2 ES 72465 A ES72465 A ES 72465A ES 72465 A ES72465 A ES 72465A ES 72465 A2 ES72465 A2 ES 72465A2
Authority
ES
Spain
Prior art keywords
vacuum devices
electrical vacuum
electrical
devices
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
ES72465A
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Priority to ES72465A priority Critical patent/ES72465A2/en
Publication of ES72465A2 publication Critical patent/ES72465A2/en
Expired legal-status Critical Current

Links

ES72465A 1920-01-31 1920-01-31 Improvements in electrical vacuum devices. Expired ES72465A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES72465A ES72465A2 (en) 1920-01-31 1920-01-31 Improvements in electrical vacuum devices.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES72465A ES72465A2 (en) 1920-01-31 1920-01-31 Improvements in electrical vacuum devices.

Publications (1)

Publication Number Publication Date
ES72465A2 true ES72465A2 (en) 1921-07-01

Family

ID=69372212

Family Applications (1)

Application Number Title Priority Date Filing Date
ES72465A Expired ES72465A2 (en) 1920-01-31 1920-01-31 Improvements in electrical vacuum devices.

Country Status (1)

Country Link
ES (1) ES72465A2 (en)

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