CA349557A - Produit absorbant les sons - Google Patents

Produit absorbant les sons

Info

Publication number
CA349557A
CA349557A CA349557A CA349557DA CA349557A CA 349557 A CA349557 A CA 349557A CA 349557 A CA349557 A CA 349557A CA 349557D A CA349557D A CA 349557DA CA 349557 A CA349557 A CA 349557A
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
CA349557A
Other languages
English (en)
Inventor
J. Esselen Gustavus
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.)
F E BERRY JR AND Co
Original Assignee
F E BERRY JR AND Co
Publication date
Application granted granted Critical
Publication of CA349557A publication Critical patent/CA349557A/fr
Expired legal-status Critical Current

Links

CA349557A Produit absorbant les sons Expired CA349557A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA349557T

Publications (1)

Publication Number Publication Date
CA349557A true CA349557A (fr) 1935-04-16

Family

ID=35337520

Family Applications (1)

Application Number Title Priority Date Filing Date
CA349557A Expired CA349557A (fr) Produit absorbant les sons

Country Status (1)

Country Link
CA (1) CA349557A (fr)

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