CA219968A - Appareil a vide - Google Patents

Appareil a vide

Info

Publication number: CA219968A
Authority: CA; Canada
Prior art keywords: vacuum apparatus; vacuum
Prior art date: 1922-06-20
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

CA219968A

Other languages

English (en)

Inventor

V. Long Albert

Vanderhoof Harold

T. Connelly John

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

1922-06-20

1922-06-20 Application granted granted Critical

1922-06-20 Publication of CA219968A publication Critical patent/CA219968A/fr

Status Expired legal-status Critical Current

Links

CA219968A Appareil a vide Expired CA219968A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA219968T

Publications (1)

Publication Number	Publication Date
CA219968A true CA219968A (fr)	1922-06-20

Family

ID=35114412

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA219968A Expired CA219968A (fr)			Appareil a vide

Country Status (1)

Country	Link
CA (1)	CA219968A (fr)

0
- CA CA219968A patent/CA219968A/fr not_active Expired

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