CA1026624A - Air curtain device - Google Patents
Air curtain deviceInfo
- Publication number
- CA1026624A CA1026624A CA233,195A CA233195A CA1026624A CA 1026624 A CA1026624 A CA 1026624A CA 233195 A CA233195 A CA 233195A CA 1026624 A CA1026624 A CA 1026624A
- Authority
- CA
- Canada
- Prior art keywords
- air curtain
- curtain device
- air
- curtain
- 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 |
---|---|---|---|
CA233,195A CA1026624A (en) | 1972-04-07 | 1975-08-11 | Air curtain device |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US24192572A | 1972-04-07 | 1972-04-07 | |
US339774A US3886851A (en) | 1972-04-07 | 1973-03-14 | Air curtain device |
CA167,091A CA994594A (en) | 1972-04-07 | 1973-03-26 | Air curtain device |
CA233,195A CA1026624A (en) | 1972-04-07 | 1975-08-11 | Air curtain device |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1026624A true CA1026624A (en) | 1978-02-21 |
Family
ID=27425682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA233,195A Expired CA1026624A (en) | 1972-04-07 | 1975-08-11 | Air curtain device |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA1026624A (en) |
-
1975
- 1975-08-11 CA CA233,195A patent/CA1026624A/en not_active Expired
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