CA284421A - Vacuum tube filament - Google Patents

Vacuum tube filament

Info

Publication number
CA284421A
CA284421A CA284421A CA284421DA CA284421A CA 284421 A CA284421 A CA 284421A CA 284421 A CA284421 A CA 284421A CA 284421D A CA284421D A CA 284421DA CA 284421 A CA284421 A CA 284421A
Authority
CA
Canada
Prior art keywords
vacuum tube
tube filament
filament
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
CA284421A
Other languages
French (fr)
Inventor
S. Mccullough Frederick
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.)
RADIO TUBES
Original Assignee
RADIO TUBES
Publication date
Application granted granted Critical
Publication of CA284421A publication Critical patent/CA284421A/en
Expired legal-status Critical Current

Links

CA284421A Vacuum tube filament Expired CA284421A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA284421T

Publications (1)

Publication Number Publication Date
CA284421A true CA284421A (en) 1928-10-30

Family

ID=35217512

Family Applications (1)

Application Number Title Priority Date Filing Date
CA284421A Expired CA284421A (en) Vacuum tube filament

Country Status (1)

Country Link
CA (1) CA284421A (en)

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