CA407298A - Produit absorbant les sons - Google Patents

Produit absorbant les sons

Info

Publication number
CA407298A
CA407298A CA407298A CA407298DA CA407298A CA 407298 A CA407298 A CA 407298A CA 407298 A CA407298 A CA 407298A CA 407298D A CA407298D A CA 407298DA CA 407298 A CA407298 A CA 407298A
Authority
CA
Canada
Prior art keywords
absorbing material
sound absorbing
sound
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
CA407298A
Other languages
English (en)
Inventor
B. Brown George
Ayers Osborn
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 CA407298A publication Critical patent/CA407298A/fr
Expired legal-status Critical Current

Links

CA407298A Produit absorbant les sons Expired CA407298A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA407298T

Publications (1)

Publication Number Publication Date
CA407298A true CA407298A (fr) 1942-09-08

Family

ID=35418598

Family Applications (1)

Application Number Title Priority Date Filing Date
CA407298A Expired CA407298A (fr) Produit absorbant les sons

Country Status (1)

Country Link
CA (1) CA407298A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119636098A (zh) * 2025-02-18 2025-03-18 亿得宝科技发展有限公司 一种吸音棉生产加工装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119636098A (zh) * 2025-02-18 2025-03-18 亿得宝科技发展有限公司 一种吸音棉生产加工装置

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