AU414858B2 - Improvements in or relating to facemasks - Google Patents

Improvements in or relating to facemasks

Info

Publication number
AU414858B2
AU414858B2 AU7706/66A AU770666A AU414858B2 AU 414858 B2 AU414858 B2 AU 414858B2 AU 7706/66 A AU7706/66 A AU 7706/66A AU 770666 A AU770666 A AU 770666A AU 414858 B2 AU414858 B2 AU 414858B2
Authority
AU
Australia
Prior art keywords
facemasks
relating
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
AU7706/66A
Other versions
AU770666A (en
Inventor
Carl-Ernst Van Dersmissen Dr.
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.)
DR OTTO HEINRICH DRAGER
Original Assignee
DR OTTO HEINRICH DRAGER
Filing date
Publication date
Application filed by DR OTTO HEINRICH DRAGER filed Critical DR OTTO HEINRICH DRAGER
Application granted granted Critical
Publication of AU414858B2 publication Critical patent/AU414858B2/en
Publication of AU770666A publication Critical patent/AU770666A/en
Expired legal-status Critical Current

Links

AU7706/66A 1966-06-30 Improvements in or relating to facemasks Expired AU414858B2 (en)

Publications (2)

Publication Number Publication Date
AU414858B2 true AU414858B2 (en) 1968-01-04
AU770666A AU770666A (en) 1968-01-04

Family

ID=

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