AU204646B2 - Improvements in or relating to flexible-pipe ducts, particularly forthe pit ventilation - Google Patents

Improvements in or relating to flexible-pipe ducts, particularly forthe pit ventilation

Info

Publication number
AU204646B2
AU204646B2 AU3443/54A AU344354A AU204646B2 AU 204646 B2 AU204646 B2 AU 204646B2 AU 3443/54 A AU3443/54 A AU 3443/54A AU 344354 A AU344354 A AU 344354A AU 204646 B2 AU204646 B2 AU 204646B2
Authority
AU
Australia
Prior art keywords
relating
flexible
pipe ducts
pit ventilation
particularly forthe
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
AU3443/54A
Other versions
AU344354A (en
Inventor
Schauenburg Hansgeorg
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
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of AU344354A publication Critical patent/AU344354A/en
Publication of AU204646B2 publication Critical patent/AU204646B2/en
Expired legal-status Critical Current

Links

AU3443/54A 1954-09-28 Improvements in or relating to flexible-pipe ducts, particularly forthe pit ventilation Expired AU204646B2 (en)

Publications (2)

Publication Number Publication Date
AU344354A AU344354A (en) 1955-03-31
AU204646B2 true AU204646B2 (en) 1955-03-31

Family

ID=

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