CA455702A - Appareil pour la fabrication de lampes a vide - Google Patents

Appareil pour la fabrication de lampes a vide

Info

Publication number
CA455702A
CA455702A CA455702A CA455702DA CA455702A CA 455702 A CA455702 A CA 455702A CA 455702 A CA455702 A CA 455702A CA 455702D A CA455702D A CA 455702DA CA 455702 A CA455702 A CA 455702A
Authority
CA
Canada
Prior art keywords
machinery
vacuum tube
tube manufacture
manufacture
vacuum
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
CA455702A
Other languages
English (en)
Inventor
Roswell Moscrip William
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Publication date
Application granted granted Critical
Publication of CA455702A publication Critical patent/CA455702A/fr
Expired legal-status Critical Current

Links

CA455702A Appareil pour la fabrication de lampes a vide Expired CA455702A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA455702T

Publications (1)

Publication Number Publication Date
CA455702A true CA455702A (fr) 1949-04-05

Family

ID=35573442

Family Applications (1)

Application Number Title Priority Date Filing Date
CA455702A Expired CA455702A (fr) Appareil pour la fabrication de lampes a vide

Country Status (1)

Country Link
CA (1) CA455702A (fr)

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