AU118860B2 - Improvement insound pickup devices - Google Patents

Improvement insound pickup devices

Info

Publication number
AU118860B2
AU118860B2 AU8907/43A AU890743A AU118860B2 AU 118860 B2 AU118860 B2 AU 118860B2 AU 8907/43 A AU8907/43 A AU 8907/43A AU 890743 A AU890743 A AU 890743A AU 118860 B2 AU118860 B2 AU 118860B2
Authority
AU
Australia
Prior art keywords
insound
improvement
pickup devices
pickup
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
AU8907/43A
Other versions
AU890743A (en
Inventor
Rettinger Michael
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 AU890743A publication Critical patent/AU890743A/en
Publication of AU118860B2 publication Critical patent/AU118860B2/en
Expired legal-status Critical Current

Links

AU8907/43A 1943-04-08 Improvement insound pickup devices Expired AU118860B2 (en)

Publications (2)

Publication Number Publication Date
AU890743A AU890743A (en) 1944-09-07
AU118860B2 true AU118860B2 (en) 1944-09-07

Family

ID=

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