AU205304B2 - Improvements in or relating togas pressure devices - Google Patents

Improvements in or relating togas pressure devices

Info

Publication number
AU205304B2
AU205304B2 AU4891/54A AU489154A AU205304B2 AU 205304 B2 AU205304 B2 AU 205304B2 AU 4891/54 A AU4891/54 A AU 4891/54A AU 489154 A AU489154 A AU 489154A AU 205304 B2 AU205304 B2 AU 205304B2
Authority
AU
Australia
Prior art keywords
pressure devices
relating togas
togas
relating
devices
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
AU4891/54A
Other versions
AU489154A (en
Inventor
Edward C. Rostrup, 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.)
ARMSTRONG COALBREAK Co
Original Assignee
ARMSTRONG COALBREAK Co
Filing date
Publication date
Application filed by ARMSTRONG COALBREAK Co filed Critical ARMSTRONG COALBREAK Co
Application granted granted Critical
Publication of AU489154A publication Critical patent/AU489154A/en
Publication of AU205304B2 publication Critical patent/AU205304B2/en
Expired legal-status Critical Current

Links

AU4891/54A 1954-11-24 Improvements in or relating togas pressure devices Expired AU205304B2 (en)

Publications (2)

Publication Number Publication Date
AU489154A AU489154A (en) 1955-05-26
AU205304B2 true AU205304B2 (en) 1955-05-26

Family

ID=

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