ES146223A1 - Improvements in the manufacture of asymmetric conductivity devices. - Google Patents

Improvements in the manufacture of asymmetric conductivity devices.

Info

Publication number
ES146223A1
ES146223A1 ES146223A ES146223A ES146223A1 ES 146223 A1 ES146223 A1 ES 146223A1 ES 146223 A ES146223 A ES 146223A ES 146223 A ES146223 A ES 146223A ES 146223 A1 ES146223 A1 ES 146223A1
Authority
ES
Spain
Prior art keywords
manufacture
conductivity devices
asymmetric conductivity
asymmetric
devices
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
ES146223A
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 des Freins et Signaux Westinghouse SA
Original Assignee
Compagnie des Freins et Signaux Westinghouse 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 des Freins et Signaux Westinghouse SA filed Critical Compagnie des Freins et Signaux Westinghouse SA
Priority to ES146223A priority Critical patent/ES146223A1/en
Publication of ES146223A1 publication Critical patent/ES146223A1/en
Expired legal-status Critical Current

Links

ES146223A 1939-09-26 1939-09-26 Improvements in the manufacture of asymmetric conductivity devices. Expired ES146223A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES146223A ES146223A1 (en) 1939-09-26 1939-09-26 Improvements in the manufacture of asymmetric conductivity devices.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES146223A ES146223A1 (en) 1939-09-26 1939-09-26 Improvements in the manufacture of asymmetric conductivity devices.

Publications (1)

Publication Number Publication Date
ES146223A1 true ES146223A1 (en) 1941-01-01

Family

ID=65596232

Family Applications (1)

Application Number Title Priority Date Filing Date
ES146223A Expired ES146223A1 (en) 1939-09-26 1939-09-26 Improvements in the manufacture of asymmetric conductivity devices.

Country Status (1)

Country Link
ES (1) ES146223A1 (en)

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