AU215136B2 - Improvements in filters - Google Patents

Improvements in filters

Info

Publication number
AU215136B2
AU215136B2 AU25719/57A AU2571957A AU215136B2 AU 215136 B2 AU215136 B2 AU 215136B2 AU 25719/57 A AU25719/57 A AU 25719/57A AU 2571957 A AU2571957 A AU 2571957A AU 215136 B2 AU215136 B2 AU 215136B2
Authority
AU
Australia
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
AU25719/57A
Other versions
AU2571957A (en
Inventor
Janda Willy
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.)
Neiland Spencer Ltd
Original Assignee
Neiland Spencer Ltd
Filing date
Publication date
Application filed by Neiland Spencer Ltd filed Critical Neiland Spencer Ltd
Application granted granted Critical
Publication of AU215136B2 publication Critical patent/AU215136B2/en
Publication of AU2571957A publication Critical patent/AU2571957A/en
Expired legal-status Critical Current

Links

AU25719/57A 1957-02-26 Improvements in filters Expired AU215136B2 (en)

Publications (2)

Publication Number Publication Date
AU215136B2 true AU215136B2 (en) 1957-08-29
AU2571957A AU2571957A (en) 1957-08-29

Family

ID=

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