CA315715A - Materiau absorbant les sons - Google Patents

Materiau absorbant les sons

Info

Publication number
CA315715A
CA315715A CA315715A CA315715DA CA315715A CA 315715 A CA315715 A CA 315715A CA 315715 A CA315715 A CA 315715A CA 315715D A CA315715D A CA 315715DA CA 315715 A CA315715 A CA 315715A
Authority
CA
Canada
Prior art keywords
sound
absorbing material
absorbing
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
CA315715A
Other languages
English (en)
Inventor
Harold Nash Joseph
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 CA315715A publication Critical patent/CA315715A/fr
Expired legal-status Critical Current

Links

CA315715A Materiau absorbant les sons Expired CA315715A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA315715T

Publications (1)

Publication Number Publication Date
CA315715A true CA315715A (fr) 1931-09-29

Family

ID=35275043

Family Applications (1)

Application Number Title Priority Date Filing Date
CA315715A Expired CA315715A (fr) Materiau absorbant les sons

Country Status (1)

Country Link
CA (1) CA315715A (fr)

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