AU211865B2 - Diaphragm centering devices - Google Patents

Diaphragm centering devices

Info

Publication number
AU211865B2
AU211865B2 AU4774/54A AU477454A AU211865B2 AU 211865 B2 AU211865 B2 AU 211865B2 AU 4774/54 A AU4774/54 A AU 4774/54A AU 477454 A AU477454 A AU 477454A AU 211865 B2 AU211865 B2 AU 211865B2
Authority
AU
Australia
Prior art keywords
centering devices
diaphragm centering
diaphragm
devices
centering
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
AU4774/54A
Other versions
AU477454A (en
Inventor
John Alfred Hailstone Norman
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.)
Amalgamated Wireless Australasia Ltd
Original Assignee
Amalgamated Wireless Australasia Ltd
Filing date
Publication date
Application filed by Amalgamated Wireless Australasia Ltd filed Critical Amalgamated Wireless Australasia Ltd
Application granted granted Critical
Publication of AU211865B2 publication Critical patent/AU211865B2/en
Publication of AU477454A publication Critical patent/AU477454A/en
Expired legal-status Critical Current

Links

AU4774/54A 1954-11-18 Diaphragm centering devices Expired AU211865B2 (en)

Publications (2)

Publication Number Publication Date
AU211865B2 true AU211865B2 (en) 1956-05-24
AU477454A AU477454A (en) 1956-05-24

Family

ID=

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