CA393548A - Dispositif de protection contre la pollution de l'eau - Google Patents

Dispositif de protection contre la pollution de l'eau

Info

Publication number
CA393548A
CA393548A CA393548A CA393548DA CA393548A CA 393548 A CA393548 A CA 393548A CA 393548 A CA393548 A CA 393548A CA 393548D A CA393548D A CA 393548DA CA 393548 A CA393548 A CA 393548A
Authority
CA
Canada
Prior art keywords
water pollution
protecting device
pollution protecting
water
protecting
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
CA393548A
Other languages
English (en)
Inventor
C. Groeniger William
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.)
John B Pierce Foundation
Original Assignee
John B Pierce Foundation
Publication date
Application granted granted Critical
Publication of CA393548A publication Critical patent/CA393548A/fr
Expired legal-status Critical Current

Links

CA393548A Dispositif de protection contre la pollution de l'eau Expired CA393548A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA393548T

Publications (1)

Publication Number Publication Date
CA393548A true CA393548A (fr) 1940-12-31

Family

ID=35401049

Family Applications (1)

Application Number Title Priority Date Filing Date
CA393548A Expired CA393548A (fr) Dispositif de protection contre la pollution de l'eau

Country Status (1)

Country Link
CA (1) CA393548A (fr)

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