CA381759A - Earth air current depicting device - Google Patents

Earth air current depicting device

Info

Publication number
CA381759A
CA381759A CA381759A CA381759DA CA381759A CA 381759 A CA381759 A CA 381759A CA 381759 A CA381759 A CA 381759A CA 381759D A CA381759D A CA 381759DA CA 381759 A CA381759 A CA 381759A
Authority
CA
Canada
Prior art keywords
air current
depicting device
earth air
current depicting
earth
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
CA381759A
Other languages
French (fr)
Inventor
O. Smith Bertha
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
Publication date
Application granted granted Critical
Publication of CA381759A publication Critical patent/CA381759A/en
Expired legal-status Critical Current

Links

CA381759A Earth air current depicting device Expired CA381759A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA381759T

Publications (1)

Publication Number Publication Date
CA381759A true CA381759A (en) 1939-05-30

Family

ID=35386997

Family Applications (1)

Application Number Title Priority Date Filing Date
CA381759A Expired CA381759A (en) Earth air current depicting device

Country Status (1)

Country Link
CA (1) CA381759A (en)

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