CA1027490A - Dual range sound absorber - Google Patents

Dual range sound absorber

Info

Publication number
CA1027490A
CA1027490A CA218,043A CA218043A CA1027490A CA 1027490 A CA1027490 A CA 1027490A CA 218043 A CA218043 A CA 218043A CA 1027490 A CA1027490 A CA 1027490A
Authority
CA
Canada
Prior art keywords
sound absorber
range sound
dual range
dual
absorber
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
CA218,043A
Other languages
French (fr)
Inventor
Leslie S. Wirt
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.)
Lockheed Corp
Original Assignee
Lockheed Aircraft Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Lockheed Aircraft Corp filed Critical Lockheed Aircraft Corp
Priority to CA218,043A priority Critical patent/CA1027490A/en
Application granted granted Critical
Publication of CA1027490A publication Critical patent/CA1027490A/en
Expired legal-status Critical Current

Links

CA218,043A 1975-01-16 1975-01-16 Dual range sound absorber Expired CA1027490A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA218,043A CA1027490A (en) 1975-01-16 1975-01-16 Dual range sound absorber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA218,043A CA1027490A (en) 1975-01-16 1975-01-16 Dual range sound absorber

Publications (1)

Publication Number Publication Date
CA1027490A true CA1027490A (en) 1978-03-07

Family

ID=4102065

Family Applications (1)

Application Number Title Priority Date Filing Date
CA218,043A Expired CA1027490A (en) 1975-01-16 1975-01-16 Dual range sound absorber

Country Status (1)

Country Link
CA (1) CA1027490A (en)

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