AU67031A - Improvements in or relating to acoustic horns - Google Patents

Improvements in or relating to acoustic horns

Info

Publication number
AU67031A
AU67031A AU670/31A AU67031A AU67031A AU 67031 A AU67031 A AU 67031A AU 670/31 A AU670/31 A AU 670/31A AU 67031 A AU67031 A AU 67031A AU 67031 A AU67031 A AU 67031A
Authority
AU
Australia
Prior art keywords
relating
acoustic horns
horns
acoustic
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
AU670/31A
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
Filing date
Publication date
Application filed by Electrical Research Products Inc filed Critical Electrical Research Products Inc
Publication of AU67031A publication Critical patent/AU67031A/en
Expired legal-status Critical Current

Links

AU670/31A 1931-02-11 Improvements in or relating to acoustic horns Expired AU67031A (en)

Publications (1)

Publication Number Publication Date
AU67031A true AU67031A (en) 1932-02-18

Family

ID=

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