CA488536A - Appareil a vide - Google Patents

Appareil a vide

Info

Publication number
CA488536A
CA488536A CA488536A CA488536DA CA488536A CA 488536 A CA488536 A CA 488536A CA 488536 A CA488536 A CA 488536A CA 488536D A CA488536D A CA 488536DA CA 488536 A CA488536 A CA 488536A
Authority
CA
Canada
Prior art keywords
vacuum apparatus
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
CA488536A
Other languages
English (en)
Inventor
C. D. Hickman Kenneth
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
Publication date
Application granted granted Critical
Publication of CA488536A publication Critical patent/CA488536A/fr
Expired legal-status Critical Current

Links

CA488536A Appareil a vide Expired CA488536A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA488536T

Publications (1)

Publication Number Publication Date
CA488536A true CA488536A (fr) 1952-12-02

Family

ID=35628257

Family Applications (1)

Application Number Title Priority Date Filing Date
CA488536A Expired CA488536A (fr) Appareil a vide

Country Status (1)

Country Link
CA (1) CA488536A (fr)

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