CA461833A - Screening apparatus - Google Patents

Screening apparatus

Info

Publication number
CA461833A
CA461833A CA461833A CA461833DA CA461833A CA 461833 A CA461833 A CA 461833A CA 461833 A CA461833 A CA 461833A CA 461833D A CA461833D A CA 461833DA CA 461833 A CA461833 A CA 461833A
Authority
CA
Canada
Prior art keywords
screening apparatus
screening
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
CA461833A
Other languages
French (fr)
Inventor
J. Parks Walter
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 CA461833A publication Critical patent/CA461833A/en
Expired legal-status Critical Current

Links

CA461833A Screening apparatus Expired CA461833A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA461833T

Publications (1)

Publication Number Publication Date
CA461833A true CA461833A (en) 1949-12-20

Family

ID=35591525

Family Applications (1)

Application Number Title Priority Date Filing Date
CA461833A Expired CA461833A (en) Screening apparatus

Country Status (1)

Country Link
CA (1) CA461833A (en)

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