CA298066A - Lampe a vide - Google Patents

Lampe a vide

Info

Publication number
CA298066A
CA298066A CA298066A CA298066DA CA298066A CA 298066 A CA298066 A CA 298066A CA 298066 A CA298066 A CA 298066A CA 298066D A CA298066D A CA 298066DA CA 298066 A CA298066 A CA 298066A
Authority
CA
Canada
Prior art keywords
vacuum tube
vacuum
tube
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
CA298066A
Other languages
English (en)
Inventor
Van B. Roberts Walter
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.)
RCA Corp
Original Assignee
Radio Corporation of America
Publication date
Application granted granted Critical
Publication of CA298066A publication Critical patent/CA298066A/fr
Expired legal-status Critical Current

Links

CA298066A Lampe a vide Expired CA298066A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA298066T

Publications (1)

Publication Number Publication Date
CA298066A true CA298066A (fr) 1930-03-04

Family

ID=35235385

Family Applications (1)

Application Number Title Priority Date Filing Date
CA298066A Expired CA298066A (fr) Lampe a vide

Country Status (1)

Country Link
CA (1) CA298066A (fr)

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