CA1026624A - Air curtain device - Google Patents

Air curtain device

Info

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
Application number
CA233,195A
Other languages
French (fr)
Inventor
Erling Berner
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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US339774A external-priority patent/US3886851A/en
Application filed by Individual filed Critical Individual
Priority to CA233,195A priority Critical patent/CA1026624A/en
Application granted granted Critical
Publication of CA1026624A publication Critical patent/CA1026624A/en
Expired legal-status Critical Current

Links

CA233,195A 1972-04-07 1975-08-11 Air curtain device Expired CA1026624A (en)

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)

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