CA513072A - Pompe a vide et a compression combines - Google Patents

Pompe a vide et a compression combines

Info

Publication number
CA513072A
CA513072A CA513072A CA513072DA CA513072A CA 513072 A CA513072 A CA 513072A CA 513072 A CA513072 A CA 513072A CA 513072D A CA513072D A CA 513072DA CA 513072 A CA513072 A CA 513072A
Authority
CA
Canada
Prior art keywords
compression pump
combination vacuum
vacuum
combination
compression
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
CA513072A
Other languages
English (en)
Inventor
D. Shurson Norman
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA513072A publication Critical patent/CA513072A/fr
Expired legal-status Critical Current

Links

CA513072A Pompe a vide et a compression combines Expired CA513072A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA513072T

Publications (1)

Publication Number Publication Date
CA513072A true CA513072A (fr) 1955-05-24

Family

ID=35664150

Family Applications (1)

Application Number Title Priority Date Filing Date
CA513072A Expired CA513072A (fr) Pompe a vide et a compression combines

Country Status (1)

Country Link
CA (1) CA513072A (fr)

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