CA653357A - Sanitary masks - Google Patents

Sanitary masks

Info

Publication number
CA653357A
CA653357A CA653357A CA653357DA CA653357A CA 653357 A CA653357 A CA 653357A CA 653357 A CA653357 A CA 653357A CA 653357D A CA653357D A CA 653357DA CA 653357 A CA653357 A CA 653357A
Authority
CA
Canada
Prior art keywords
sanitary masks
sanitary
masks
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
CA653357A
Inventor
R. Stanley Frederic
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 Ltd
Original Assignee
Martindale Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA653357A publication Critical patent/CA653357A/en
Expired legal-status Critical Current

Links

CA653357A Sanitary masks Expired CA653357A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA653357T

Publications (1)

Publication Number Publication Date
CA653357A true CA653357A (en) 1962-12-04

Family

ID=35946676

Family Applications (1)

Application Number Title Priority Date Filing Date
CA653357A Expired CA653357A (en) Sanitary masks

Country Status (1)

Country Link
CA (1) CA653357A (en)

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