CA194642A - Breathing apparatus - Google Patents
Breathing apparatusInfo
- Publication number
- CA194642A CA194642A CA000194642A CA194642DA CA194642A CA 194642 A CA194642 A CA 194642A CA 000194642 A CA000194642 A CA 000194642A CA 194642D A CA194642D A CA 194642DA CA 194642 A CA194642 A CA 194642A
- Authority
- CA
- Canada
- Prior art keywords
- breathing apparatus
- breathing
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA194642T | 1919-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA194642A true CA194642A (en) | 1919-12-09 |
Family
ID=45314293
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000194642A Expired CA194642A (en) | 1919-05-01 | 1919-05-01 | Breathing apparatus |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA194642A (en) |
-
1919
- 1919-05-01 CA CA000194642A patent/CA194642A/en not_active Expired
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