CA243246A - Pompe a vide - Google Patents

Pompe a vide

Info

Publication number
CA243246A
CA243246A CA243246A CA243246DA CA243246A CA 243246 A CA243246 A CA 243246A CA 243246 A CA243246 A CA 243246A CA 243246D A CA243246D A CA 243246DA CA 243246 A CA243246 A CA 243246A
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
CA243246A
Other languages
English (en)
Inventor
C. Wortman Joseph
B. Smith Joseph
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 CA243246A publication Critical patent/CA243246A/fr
Expired legal-status Critical Current

Links

CA243246A Pompe a vide Expired CA243246A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA243246T

Publications (1)

Publication Number Publication Date
CA243246A true CA243246A (fr) 1924-09-30

Family

ID=35147274

Family Applications (1)

Application Number Title Priority Date Filing Date
CA243246A Expired CA243246A (fr) Pompe a vide

Country Status (1)

Country Link
CA (1) CA243246A (fr)

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