CA412927A - Respirator - Google Patents

Respirator

Info

Publication number
CA412927A
CA412927A CA412927A CA412927DA CA412927A CA 412927 A CA412927 A CA 412927A CA 412927 A CA412927 A CA 412927A CA 412927D A CA412927D A CA 412927DA CA 412927 A CA412927 A CA 412927A
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
CA412927A
Other languages
French (fr)
Inventor
E. Martindale George
W. Scharping Otto
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.)
Martindale Electric Co
Original Assignee
Martindale Electric Co
Publication date
Application granted granted Critical
Publication of CA412927A publication Critical patent/CA412927A/en
Expired legal-status Critical Current

Links

CA412927A Respirator Expired CA412927A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA412927T

Publications (1)

Publication Number Publication Date
CA412927A true CA412927A (en) 1943-06-01

Family

ID=35522094

Family Applications (1)

Application Number Title Priority Date Filing Date
CA412927A Expired CA412927A (en) Respirator

Country Status (1)

Country Link
CA (1) CA412927A (en)

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