AU219489B2 - Improvements in and relating to oronasal masks - Google Patents

Improvements in and relating to oronasal masks

Info

Publication number
AU219489B2
AU219489B2 AU21738/56A AU2173856A AU219489B2 AU 219489 B2 AU219489 B2 AU 219489B2 AU 21738/56 A AU21738/56 A AU 21738/56A AU 2173856 A AU2173856 A AU 2173856A AU 219489 B2 AU219489 B2 AU 219489B2
Authority
AU
Australia
Prior art keywords
relating
oronasal masks
oronasal
masks
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
AU21738/56A
Other versions
AU2173856A (en
Inventor
Thomas Glover Denys
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 AU2173856A publication Critical patent/AU2173856A/en
Publication of AU219489B2 publication Critical patent/AU219489B2/en
Expired legal-status Critical Current

Links

AU21738/56A 1956-09-20 Improvements in and relating to oronasal masks Expired AU219489B2 (en)

Publications (2)

Publication Number Publication Date
AU2173856A AU2173856A (en) 1957-03-21
AU219489B2 true AU219489B2 (en) 1957-03-21

Family

ID=

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