CA938001A - Welding helmet - Google Patents
Welding helmetInfo
- Publication number
- CA938001A CA938001A CA159285A CA159285A CA938001A CA 938001 A CA938001 A CA 938001A CA 159285 A CA159285 A CA 159285A CA 159285 A CA159285 A CA 159285A CA 938001 A CA938001 A CA 938001A
- Authority
- CA
- Canada
- Prior art keywords
- welding helmet
- helmet
- welding
- 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 |
---|---|---|---|
CA159285A CA938001A (en) | 1972-12-18 | 1972-12-18 | Welding helmet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA159285A CA938001A (en) | 1972-12-18 | 1972-12-18 | Welding helmet |
Publications (1)
Publication Number | Publication Date |
---|---|
CA938001A true CA938001A (en) | 1973-12-04 |
Family
ID=4095324
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA159285A Expired CA938001A (en) | 1972-12-18 | 1972-12-18 | Welding helmet |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA938001A (en) |
-
1972
- 1972-12-18 CA CA159285A patent/CA938001A/en not_active Expired
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