CA256762A - Dispositif a faire le vide - Google Patents

Dispositif a faire le vide

Info

Publication number
CA256762A
CA256762A CA256762A CA256762DA CA256762A CA 256762 A CA256762 A CA 256762A CA 256762 A CA256762 A CA 256762A CA 256762D A CA256762D A CA 256762DA CA 256762 A CA256762 A CA 256762A
Authority
CA
Canada
Prior art keywords
creating device
vacuum creating
vacuum
creating
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
CA256762A
Other languages
English (en)
Inventor
V. Winters Frederick
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 CA256762A publication Critical patent/CA256762A/fr
Expired legal-status Critical Current

Links

CA256762A Dispositif a faire le vide Expired CA256762A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA256762T

Publications (1)

Publication Number Publication Date
CA256762A true CA256762A (fr) 1925-12-29

Family

ID=35165311

Family Applications (1)

Application Number Title Priority Date Filing Date
CA256762A Expired CA256762A (fr) Dispositif a faire le vide

Country Status (1)

Country Link
CA (1) CA256762A (fr)

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