ES111043A1 - Method to make the vacuum in the tubes. - Google Patents

Method to make the vacuum in the tubes.

Info

Publication number
ES111043A1
ES111043A1 ES111043A ES111043A ES111043A1 ES 111043 A1 ES111043 A1 ES 111043A1 ES 111043 A ES111043 A ES 111043A ES 111043 A ES111043 A ES 111043A ES 111043 A1 ES111043 A1 ES 111043A1
Authority
ES
Spain
Prior art keywords
tubes
vacuum
make
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
ES111043A
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to ES111043A priority Critical patent/ES111043A1/en
Publication of ES111043A1 publication Critical patent/ES111043A1/en
Expired legal-status Critical Current

Links

ES111043A 1929-01-21 1929-01-21 Method to make the vacuum in the tubes. Expired ES111043A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES111043A ES111043A1 (en) 1929-01-21 1929-01-21 Method to make the vacuum in the tubes.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES111043A ES111043A1 (en) 1929-01-21 1929-01-21 Method to make the vacuum in the tubes.

Publications (1)

Publication Number Publication Date
ES111043A1 true ES111043A1 (en) 1929-06-16

Family

ID=65564879

Family Applications (1)

Application Number Title Priority Date Filing Date
ES111043A Expired ES111043A1 (en) 1929-01-21 1929-01-21 Method to make the vacuum in the tubes.

Country Status (1)

Country Link
ES (1) ES111043A1 (en)

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