CA418048A - Blackened steel electrode for radio tubes - Google Patents

Blackened steel electrode for radio tubes

Info

Publication number
CA418048A
CA418048A CA418048A CA418048DA CA418048A CA 418048 A CA418048 A CA 418048A CA 418048 A CA418048 A CA 418048A CA 418048D A CA418048D A CA 418048DA CA 418048 A CA418048 A CA 418048A
Authority
CA
Canada
Prior art keywords
steel electrode
radio tubes
blackened steel
blackened
tubes
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
CA418048A
Other languages
French (fr)
Inventor
R. Kiser Darwin
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.)
GTE Sylvania Inc
Hygrade Sylvania Corp
Original Assignee
Sylvania Electric Products Inc
Hygrade Sylvania Corp
Publication date
Application granted granted Critical
Publication of CA418048A publication Critical patent/CA418048A/en
Expired legal-status Critical Current

Links

CA418048A Blackened steel electrode for radio tubes Expired CA418048A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA418048T

Publications (1)

Publication Number Publication Date
CA418048A true CA418048A (en) 1944-01-25

Family

ID=35527306

Family Applications (1)

Application Number Title Priority Date Filing Date
CA418048A Expired CA418048A (en) Blackened steel electrode for radio tubes

Country Status (1)

Country Link
CA (1) CA418048A (en)

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