CA302546A - Pompe a vide - Google Patents

Pompe a vide

Info

Publication number
CA302546A
CA302546A CA302546A CA302546DA CA302546A CA 302546 A CA302546 A CA 302546A CA 302546 A CA302546 A CA 302546A CA 302546D A CA302546D A CA 302546DA CA 302546 A CA302546 A CA 302546A
Authority
CA
Canada
Prior art keywords
vacuum pump
vacuum
pump
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
CA302546A
Other languages
English (en)
Inventor
Claude Devereux 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 CA302546A publication Critical patent/CA302546A/fr
Expired legal-status Critical Current

Links

CA302546A Pompe a vide Expired CA302546A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA302546T

Publications (1)

Publication Number Publication Date
CA302546A true CA302546A (fr) 1930-07-29

Family

ID=35255692

Family Applications (1)

Application Number Title Priority Date Filing Date
CA302546A Expired CA302546A (fr) Pompe a vide

Country Status (1)

Country Link
CA (1) CA302546A (fr)

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