CA499619A - Dust filters - Google Patents

Dust filters

Info

Publication number
CA499619A
CA499619A CA499619A CA499619DA CA499619A CA 499619 A CA499619 A CA 499619A CA 499619 A CA499619 A CA 499619A CA 499619D A CA499619D A CA 499619DA CA 499619 A CA499619 A CA 499619A
Authority
CA
Canada
Prior art keywords
dust filters
filters
dust
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
CA499619A
Other languages
French (fr)
Inventor
Henry J. Hersey, Jr.
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 CA499619A publication Critical patent/CA499619A/en
Expired legal-status Critical Current

Links

CA499619A Dust filters Expired CA499619A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA499619T

Publications (1)

Publication Number Publication Date
CA499619A true CA499619A (en) 1954-02-02

Family

ID=35645062

Family Applications (1)

Application Number Title Priority Date Filing Date
CA499619A Expired CA499619A (en) Dust filters

Country Status (1)

Country Link
CA (1) CA499619A (en)

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