CA979319A - Medical face masks - Google Patents
Medical face masksInfo
- Publication number
- CA979319A CA979319A CA171,357A CA171357A CA979319A CA 979319 A CA979319 A CA 979319A CA 171357 A CA171357 A CA 171357A CA 979319 A CA979319 A CA 979319A
- Authority
- CA
- Canada
- Prior art keywords
- face masks
- medical face
- medical
- masks
- face
- 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
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA171,357A CA979319A (en) | 1973-05-15 | 1973-05-15 | Medical face masks |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA171,357A CA979319A (en) | 1973-05-15 | 1973-05-15 | Medical face masks |
Publications (1)
Publication Number | Publication Date |
---|---|
CA979319A true CA979319A (en) | 1975-12-09 |
Family
ID=4096723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA171,357A Expired CA979319A (en) | 1973-05-15 | 1973-05-15 | Medical face masks |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA979319A (en) |
-
1973
- 1973-05-15 CA CA171,357A patent/CA979319A/en not_active Expired
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