CA391258A - Structure absorbant les sons - Google Patents

Structure absorbant les sons

Info

Publication number
CA391258A
CA391258A CA391258A CA391258DA CA391258A CA 391258 A CA391258 A CA 391258A CA 391258 A CA391258 A CA 391258A CA 391258D A CA391258D A CA 391258DA CA 391258 A CA391258 A CA 391258A
Authority
CA
Canada
Prior art keywords
sound
absorbing structure
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
CA391258A
Other languages
English (en)
Inventor
S. Parkinson John
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 CA391258A publication Critical patent/CA391258A/fr
Expired legal-status Critical Current

Links

CA391258A Structure absorbant les sons Expired CA391258A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA391258T

Publications (1)

Publication Number Publication Date
CA391258A true CA391258A (fr) 1940-09-10

Family

ID=35398810

Family Applications (1)

Application Number Title Priority Date Filing Date
CA391258A Expired CA391258A (fr) Structure absorbant les sons

Country Status (1)

Country Link
CA (1) CA391258A (fr)

Similar Documents

Publication Publication Date Title
CA388674A (fr) Structure de frein
CA393219A (fr) Structure de batisse
CA389687A (fr) Structure de batisse
CA390406A (fr) Silencieux
CA392514A (fr) Structure isolante des sons
CA391620A (fr) Dispositif de division
CA392346A (fr) Unite de construction
CA387587A (fr) Unite de construction
CA391940A (fr) Compteur des volts-amperes-heures
CA388781A (fr) Cabestan
CA393162A (fr) Culbuteur
CA392407A (fr) Grue-remorque
CA390368A (fr) But de jeu
CA386590A (fr) 2-p-dioxanone
CA388158A (fr) Costume de bain
AU112870B2 (en) Harvester-thresher
CA393527A (fr) Lustre
CA393319A (fr) Diazobiguanide
CA386375A (fr) 4-alcoyle-5-hydroxyalcoylethiazole
CA392074A (fr) Defecateur
CA390415A (fr) Naphthindenone
CA386591A (fr) Hydroxy-propanone
CA387533A (fr) 2-methyle-4-amino-5-cyanopyrimidine
CA386403A (fr) Arsenobenzene-monosulfoxylate
CA387663A (fr) Defecateur