CA673268A - Respirator - Google Patents

Respirator

Info

Publication number
CA673268A
CA673268A CA673268A CA673268DA CA673268A CA 673268 A CA673268 A CA 673268A CA 673268 A CA673268 A CA 673268A CA 673268D A CA673268D A CA 673268DA CA 673268 A CA673268 A CA 673268A
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
CA673268A
Inventor
N. Matheson James
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.)
Exide Technologies LLC
Original Assignee
Electric Storage Battery Co
Publication date
Application granted granted Critical
Publication of CA673268A publication Critical patent/CA673268A/en
Expired legal-status Critical Current

Links

CA673268A Respirator Expired CA673268A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA673268T

Publications (1)

Publication Number Publication Date
CA673268A true CA673268A (en) 1963-10-29

Family

ID=35973625

Family Applications (1)

Application Number Title Priority Date Filing Date
CA673268A Expired CA673268A (en) Respirator

Country Status (1)

Country Link
CA (1) CA673268A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521630A (en) * 1967-04-07 1970-07-28 Minnesota Mining & Mfg Respirator face mask with replaceable filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521630A (en) * 1967-04-07 1970-07-28 Minnesota Mining & Mfg Respirator face mask with replaceable filter

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