CA367778A - Respirator - Google Patents

Respirator

Info

Publication number
CA367778A
CA367778A CA367778A CA367778DA CA367778A CA 367778 A CA367778 A CA 367778A CA 367778 A CA367778 A CA 367778A CA 367778D A CA367778D A CA 367778DA CA 367778 A CA367778 A CA 367778A
Authority
CA
Canada
Prior art keywords
respirator
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
CA367778A
Other languages
French (fr)
Inventor
B. Dym Joseph
W. Punton Charles
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
Application granted granted Critical
Publication of CA367778A publication Critical patent/CA367778A/en
Expired legal-status Critical Current

Links

CA367778A Respirator Expired CA367778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA367778T

Publications (1)

Publication Number Publication Date
CA367778A true CA367778A (en) 1937-08-03

Family

ID=35368846

Family Applications (1)

Application Number Title Priority Date Filing Date
CA367778A Expired CA367778A (en) Respirator

Country Status (1)

Country Link
CA (1) CA367778A (en)

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