CA172934A - Dispositif a absorber les sons - Google Patents

Dispositif a absorber les sons

Info

Publication number
CA172934A
CA172934A CA172934DA CA172934A CA 172934 A CA172934 A CA 172934A CA 172934D A CA172934D A CA 172934DA CA 172934 A CA172934 A CA 172934A
Authority
CA
Canada
Prior art keywords
sound absorbing
absorbing device
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
Other languages
English (en)
Inventor
Edward 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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA172934A publication Critical patent/CA172934A/fr
Expired legal-status Critical Current

Links

CA172934D 1916-04-03 1916-04-03 Dispositif a absorber les sons Expired CA172934A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA172934T 1916-04-03

Publications (1)

Publication Number Publication Date
CA172934A true CA172934A (fr) 1916-11-07

Family

ID=45292587

Family Applications (1)

Application Number Title Priority Date Filing Date
CA172934D Expired CA172934A (fr) 1916-04-03 1916-04-03 Dispositif a absorber les sons

Country Status (1)

Country Link
CA (1) CA172934A (fr)

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