CA426885A - Sound-absorbing treatment - Google Patents

Sound-absorbing treatment

Info

Publication number
CA426885A
CA426885A CA426885A CA426885DA CA426885A CA 426885 A CA426885 A CA 426885A CA 426885 A CA426885 A CA 426885A CA 426885D A CA426885D A CA 426885DA CA 426885 A CA426885 A CA 426885A
Authority
CA
Canada
Prior art keywords
sound
absorbing treatment
absorbing
treatment
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
CA426885A
Other languages
French (fr)
Inventor
T. Donahue William
T. Randolph Fred
B. Burnett Clinton
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.)
Johns Manville Corp
Original Assignee
Johns Manville Corp
Publication date
Application granted granted Critical
Publication of CA426885A publication Critical patent/CA426885A/en
Expired legal-status Critical Current

Links

CA426885A Sound-absorbing treatment Expired CA426885A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA426885T

Publications (1)

Publication Number Publication Date
CA426885A true CA426885A (en) 1945-04-17

Family

ID=35537913

Family Applications (1)

Application Number Title Priority Date Filing Date
CA426885A Expired CA426885A (en) Sound-absorbing treatment

Country Status (1)

Country Link
CA (1) CA426885A (en)

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