CA442073A - Appareil respiratoire - Google Patents

Appareil respiratoire

Info

Publication number: CA442073A
Authority: CA; Canada
Prior art keywords: breathing apparatus; breathing
Prior art date: 1947-06-10
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

CA442073A

Other languages

English (en)

Inventor

J. Murphy Cornelius

P. Yant William

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.)

MSA Safety Inc

Original Assignee

Mine Safety Appliances Co

Publication date

1947-06-10

1947-06-10 Application granted granted Critical

1947-06-10 Publication of CA442073A publication Critical patent/CA442073A/fr

Status Expired legal-status Critical Current

Links

230000029058 respiratory gaseous exchange Effects 0.000 title 1

CA442073A Appareil respiratoire Expired CA442073A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA442073T

Publications (1)

Publication Number	Publication Date
CA442073A true CA442073A (fr)	1947-06-10

Family

ID=35557304

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA442073A Expired CA442073A (fr)			Appareil respiratoire

Country Status (1)

Country	Link
CA (1)	CA442073A (fr)

0
- CA CA442073A patent/CA442073A/fr not_active Expired

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