CA6915A - Improvements on filters - Google Patents

Improvements on filters

Info

Publication number
CA6915A
CA6915A CA000006915A CA6915DA CA6915A CA 6915 A CA6915 A CA 6915A CA 000006915 A CA000006915 A CA 000006915A CA 6915D A CA6915D A CA 6915DA CA 6915 A CA6915 A CA 6915A
Authority
CA
Canada
Prior art keywords
filters
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
CA000006915A
Other languages
French (fr)
Inventor
Bradhurst Schieffelin
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 CA6915A publication Critical patent/CA6915A/en
Expired legal-status Critical Current

Links

CA000006915A Improvements on filters Expired CA6915A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA6915T

Publications (1)

Publication Number Publication Date
CA6915A true CA6915A (en) 1876-12-28

Family

ID=45123467

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000006915A Expired CA6915A (en) Improvements on filters

Country Status (1)

Country Link
CA (1) CA6915A (en)

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