CA440294A - Acoustical absorber - Google Patents

Acoustical absorber

Info

Publication number
CA440294A
CA440294A CA440294A CA440294DA CA440294A CA 440294 A CA440294 A CA 440294A CA 440294 A CA440294 A CA 440294A CA 440294D A CA440294D A CA 440294DA CA 440294 A CA440294 A CA 440294A
Authority
CA
Canada
Prior art keywords
acoustical absorber
acoustical
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
CA440294A
Other languages
French (fr)
Inventor
Ferdinand Olson Harry
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.)
RCA Corp
Original Assignee
Radio Corporation of America
Publication date
Application granted granted Critical
Publication of CA440294A publication Critical patent/CA440294A/en
Expired legal-status Critical Current

Links

CA440294A Acoustical absorber Expired CA440294A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA440294T

Publications (1)

Publication Number Publication Date
CA440294A true CA440294A (en) 1947-03-18

Family

ID=35555528

Family Applications (1)

Application Number Title Priority Date Filing Date
CA440294A Expired CA440294A (en) Acoustical absorber

Country Status (1)

Country Link
CA (1) CA440294A (en)

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